diff --git a/modules/openapi-generator/src/main/resources/csharp/netcore_project.mustache b/modules/openapi-generator/src/main/resources/csharp/netcore_project.mustache
index 0754f738231b..150d2e64c61b 100644
--- a/modules/openapi-generator/src/main/resources/csharp/netcore_project.mustache
+++ b/modules/openapi-generator/src/main/resources/csharp/netcore_project.mustache
@@ -36,13 +36,64 @@
     <PackageReference Include="RestSharp" Version="112.0.0" />
     {{/useRestSharp}}
     {{#useGenericHost}}
-    <PackageReference Include="Microsoft.Extensions.Http" Version="{{#lambda.first}}{{#netStandard}}5.0.0  {{/netStandard}}{{#net47}}7.0.0  {{/net47}}{{#net48}}7.0.0  {{/net48}}{{#net6.0}}6.0.0  {{/net6.0}}{{#net7.0}}7.0.0  {{/net7.0}}{{#net8.0}}8.0.0  {{/net8.0}}{{#net9.0}}9.0.5  {{/net9.0}}{{/lambda.first}}" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="{{#lambda.first}}{{#netStandard}}5.0.0  {{/netStandard}}{{#net47}}7.0.0  {{/net47}}{{#net48}}7.0.0  {{/net48}}{{#net6.0}}6.0.1  {{/net6.0}}{{#net7.0}}7.0.1  {{/net7.0}}{{#net8.0}}8.0.0  {{/net8.0}}{{#net9.0}}9.0.5  {{/net9.0}}{{/lambda.first}}" />
+    {{#netStandard}}
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'netstandard1.3' or '$(TargetFramework)' == 'netstandard1.4' or '$(TargetFramework)' == 'netstandard1.5' or '$(TargetFramework)' == 'netstandard1.6' or '$(TargetFramework)' == 'netstandard2.0' or '$(TargetFramework)' == 'netstandard2.1'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'netstandard1.3' or '$(TargetFramework)' == 'netstandard1.4' or '$(TargetFramework)' == 'netstandard1.5' or '$(TargetFramework)' == 'netstandard1.6' or '$(TargetFramework)' == 'netstandard2.0' or '$(TargetFramework)' == 'netstandard2.1'" Version="6.0.1" />
+    {{/netStandard}}
+    {{#net47}}
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.1" />
+    {{/net47}}
+    {{#net48}}
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.1" />
+    {{/net48}}
+    {{#net6.0}}
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net6.0'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net6.0'" Version="6.0.1" />
+    {{/net6.0}}
+    {{#net7.0}}
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net7.0'" Version=7.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net7.0'" Version="7.0.1" />
+    {{/net7.0}}
+    {{#net8.0}}
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    {{/net8.0}}
+    {{#net9.0}}
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    {{/net9.0}}
     {{#supportsRetry}}
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="{{#lambda.first}}{{#netStandard}}5.0.1  {{/netStandard}}{{#net47}}7.0.0  {{/net47}}{{#net48}}7.0.0  {{/net48}}{{#net6.0}}6.0.19  {{/net6.0}}{{#net7.0}}7.0.11  {{/net7.0}}{{#net8.0}}8.0.8  {{/net8.0}}{{#net9.0}}9.0.5  {{/net9.0}}{{/lambda.first}}" />
+    {{#netStandard}}
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'netstandard1.3' or '$(TargetFramework)' == 'netstandard1.4' or '$(TargetFramework)' == 'netstandard1.5' or '$(TargetFramework)' == 'netstandard1.6' or '$(TargetFramework)' == 'netstandard2.0' or '$(TargetFramework)' == 'netstandard2.1'" Version="6.0.36" />
+    {{/netStandard}}
+    {{#net47}}
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.36" />
+    {{/net47}}
+    {{#net48}}
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.36" />
+    {{/net48}}
+    {{#net6.0}}
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net6.0'" Version="6.0.36" />
+    {{/net6.0}}
+    {{#net7.0}}
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net7.0'" Version="7.0.20" />
+    {{/net7.0}}
+    {{#net8.0}}
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.20" />
+    {{/net8.0}}
+    {{#net9.0}}
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    {{/net9.0}}
     {{/supportsRetry}}
     {{#net80OrLater}}
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="{{#lambda.first}}{{#net8.0}}8.0.8  {{/net8.0}}{{#net9.0}}9.0.5  {{/net9.0}}{{/lambda.first}}" />
+    {{#net8.0}}
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.17" />
+    {{/net8.0}}
+    {{#net9.0}}
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    {{/net9.0}}
     {{/net80OrLater}}
     {{^net60OrLater}}
     <PackageReference Include="System.Threading.Channels" Version="8.0.0" />
diff --git a/samples/client/petstore/csharp/generichost/latest/ComposedEnum/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/latest/ComposedEnum/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 7653c5c71536..a9121e23146c 100644
--- a/samples/client/petstore/csharp/generichost/latest/ComposedEnum/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/latest/ComposedEnum/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,10 +22,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="9.0.5" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/latest/HelloWorld/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/latest/HelloWorld/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 7653c5c71536..a9121e23146c 100644
--- a/samples/client/petstore/csharp/generichost/latest/HelloWorld/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/latest/HelloWorld/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,10 +22,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="9.0.5" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/latest/InlineEnumAnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/latest/InlineEnumAnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 7653c5c71536..a9121e23146c 100644
--- a/samples/client/petstore/csharp/generichost/latest/InlineEnumAnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/latest/InlineEnumAnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,10 +22,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="9.0.5" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/latest/OneOfList/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/latest/OneOfList/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 7653c5c71536..a9121e23146c 100644
--- a/samples/client/petstore/csharp/generichost/latest/OneOfList/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/latest/OneOfList/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,10 +22,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="9.0.5" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/latest/Tags/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/latest/Tags/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 7653c5c71536..a9121e23146c 100644
--- a/samples/client/petstore/csharp/generichost/latest/Tags/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/latest/Tags/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,10 +22,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="9.0.5" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/net4.7/AllOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net4.7/AllOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index c6529e054024..e0346c5560af 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/AllOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net4.7/AllOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,9 +22,9 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.36" />
     <PackageReference Include="System.Threading.Channels" Version="8.0.0" />
     <Reference Include="System.Web" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
diff --git a/samples/client/petstore/csharp/generichost/net4.7/AnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net4.7/AnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index c6529e054024..e0346c5560af 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/AnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net4.7/AnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,9 +22,9 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.36" />
     <PackageReference Include="System.Threading.Channels" Version="8.0.0" />
     <Reference Include="System.Web" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
diff --git a/samples/client/petstore/csharp/generichost/net4.7/AnyOfNoCompare/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net4.7/AnyOfNoCompare/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 201640a24d33..56a3ed49aa9c 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/AnyOfNoCompare/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net4.7/AnyOfNoCompare/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -21,9 +21,9 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Http" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.36" />
     <PackageReference Include="System.Threading.Channels" Version="8.0.0" />
     <Reference Include="System.Web" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
diff --git a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index c6529e054024..e0346c5560af 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net4.7/FormModels/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,9 +22,9 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.36" />
     <PackageReference Include="System.Threading.Channels" Version="8.0.0" />
     <Reference Include="System.Web" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
diff --git a/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index c6529e054024..e0346c5560af 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net4.7/OneOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,9 +22,9 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.36" />
     <PackageReference Include="System.Threading.Channels" Version="8.0.0" />
     <Reference Include="System.Web" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
diff --git a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index c6529e054024..e0346c5560af 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net4.7/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,9 +22,9 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.36" />
     <PackageReference Include="System.Threading.Channels" Version="8.0.0" />
     <Reference Include="System.Web" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
diff --git a/samples/client/petstore/csharp/generichost/net4.7/UseDateTimeForDate/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net4.7/UseDateTimeForDate/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 201640a24d33..56a3ed49aa9c 100644
--- a/samples/client/petstore/csharp/generichost/net4.7/UseDateTimeForDate/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net4.7/UseDateTimeForDate/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -21,9 +21,9 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Http" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net47' or '$(TargetFramework)' == 'net471' or '$(TargetFramework)' == 'net472'" Version="6.0.36" />
     <PackageReference Include="System.Threading.Channels" Version="8.0.0" />
     <Reference Include="System.Web" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/AllOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net4.8/AllOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 73a85280057e..53ff9a5aae49 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/AllOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net4.8/AllOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,9 +22,9 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.36" />
     <PackageReference Include="System.Threading.Channels" Version="8.0.0" />
     <Reference Include="System.Web" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/AnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net4.8/AnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 73a85280057e..53ff9a5aae49 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/AnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net4.8/AnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,9 +22,9 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.36" />
     <PackageReference Include="System.Threading.Channels" Version="8.0.0" />
     <Reference Include="System.Web" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/AnyOfNoCompare/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net4.8/AnyOfNoCompare/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 82bb1c228e8a..af68c0207313 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/AnyOfNoCompare/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net4.8/AnyOfNoCompare/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -21,9 +21,9 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Http" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.36" />
     <PackageReference Include="System.Threading.Channels" Version="8.0.0" />
     <Reference Include="System.Web" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 73a85280057e..53ff9a5aae49 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net4.8/FormModels/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,9 +22,9 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.36" />
     <PackageReference Include="System.Threading.Channels" Version="8.0.0" />
     <Reference Include="System.Web" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 73a85280057e..53ff9a5aae49 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net4.8/OneOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,9 +22,9 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.36" />
     <PackageReference Include="System.Threading.Channels" Version="8.0.0" />
     <Reference Include="System.Web" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 73a85280057e..53ff9a5aae49 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net4.8/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,9 +22,9 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.36" />
     <PackageReference Include="System.Threading.Channels" Version="8.0.0" />
     <Reference Include="System.Web" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
diff --git a/samples/client/petstore/csharp/generichost/net4.8/UseDateTimeForDate/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net4.8/UseDateTimeForDate/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 82bb1c228e8a..af68c0207313 100644
--- a/samples/client/petstore/csharp/generichost/net4.8/UseDateTimeForDate/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net4.8/UseDateTimeForDate/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -21,9 +21,9 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Http" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="7.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net48' or '$(TargetFramework)' == 'net481'" Version="6.0.36" />
     <PackageReference Include="System.Threading.Channels" Version="8.0.0" />
     <Reference Include="System.Web" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
diff --git a/samples/client/petstore/csharp/generichost/net8/AllOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net8/AllOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index fad95b68dbdd..23f139543691 100644
--- a/samples/client/petstore/csharp/generichost/net8/AllOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net8/AllOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -23,10 +23,10 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="8.0.8" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="8.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.20" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.17" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/net8/AnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net8/AnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index fad95b68dbdd..23f139543691 100644
--- a/samples/client/petstore/csharp/generichost/net8/AnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net8/AnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -23,10 +23,10 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="8.0.8" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="8.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.20" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.17" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/net8/AnyOfNoCompare/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net8/AnyOfNoCompare/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 9f99b6957b6d..c51cffbcbee1 100644
--- a/samples/client/petstore/csharp/generichost/net8/AnyOfNoCompare/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net8/AnyOfNoCompare/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,10 +22,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Http" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="8.0.8" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="8.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.20" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.17" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index d3c06f120ffe..07b037d2256f 100644
--- a/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net8/FormModels/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,10 +22,10 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="8.0.8" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="8.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.20" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.17" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index fad95b68dbdd..23f139543691 100644
--- a/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net8/NullReferenceTypes/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -23,10 +23,10 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="8.0.8" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="8.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.20" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.17" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index fad95b68dbdd..23f139543691 100644
--- a/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net8/OneOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -23,10 +23,10 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="8.0.8" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="8.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.20" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.17" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index d3c06f120ffe..07b037d2256f 100644
--- a/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net8/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,10 +22,10 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="8.0.8" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="8.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.20" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.17" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index fad95b68dbdd..23f139543691 100644
--- a/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net8/SourceGeneration/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -23,10 +23,10 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="8.0.8" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="8.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.20" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.17" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/net8/UseDateTimeForDate/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net8/UseDateTimeForDate/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 9f99b6957b6d..c51cffbcbee1 100644
--- a/samples/client/petstore/csharp/generichost/net8/UseDateTimeForDate/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net8/UseDateTimeForDate/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,10 +22,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Http" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="8.0.8" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="8.0.8" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.20" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net8.0'" Version="8.0.17" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/net9/AllOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net9/AllOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index a5902dc67f8f..0f944e019b30 100644
--- a/samples/client/petstore/csharp/generichost/net9/AllOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net9/AllOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -23,10 +23,10 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="9.0.5" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/net9/AnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net9/AnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index a5902dc67f8f..0f944e019b30 100644
--- a/samples/client/petstore/csharp/generichost/net9/AnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net9/AnyOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -23,10 +23,10 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="9.0.5" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/net9/AnyOfNoCompare/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net9/AnyOfNoCompare/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 7653c5c71536..a9121e23146c 100644
--- a/samples/client/petstore/csharp/generichost/net9/AnyOfNoCompare/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net9/AnyOfNoCompare/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,10 +22,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="9.0.5" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 5b811b46a1dc..4ebff694f027 100644
--- a/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net9/FormModels/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,10 +22,10 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="9.0.5" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index a5902dc67f8f..0f944e019b30 100644
--- a/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net9/NullReferenceTypes/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -23,10 +23,10 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="9.0.5" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index a5902dc67f8f..0f944e019b30 100644
--- a/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net9/OneOf/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -23,10 +23,10 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="9.0.5" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 5b811b46a1dc..4ebff694f027 100644
--- a/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net9/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,10 +22,10 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="9.0.5" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index a5902dc67f8f..0f944e019b30 100644
--- a/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net9/SourceGeneration/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -23,10 +23,10 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="9.0.5" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/net9/UseDateTimeForDate/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/net9/UseDateTimeForDate/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index 7653c5c71536..a9121e23146c 100644
--- a/samples/client/petstore/csharp/generichost/net9/UseDateTimeForDate/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/net9/UseDateTimeForDate/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,10 +22,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="9.0.5" />
-    <PackageReference Include="Microsoft.Net.Http.Headers" Version="9.0.5" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
+    <PackageReference Include="Microsoft.Net.Http.Headers" Condition="'$(TargetFramework)' == 'net9.0'" Version="9.0.6" />
   </ItemGroup>
 
 </Project>
diff --git a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj
index f50496337d10..149c54ce0fb1 100644
--- a/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj
+++ b/samples/client/petstore/csharp/generichost/standard2.0/Petstore/src/Org.OpenAPITools/Org.OpenAPITools.csproj
@@ -22,9 +22,9 @@
 
   <ItemGroup>
     <PackageReference Include="CompareNETObjects" Version="4.83.0" />
-    <PackageReference Include="Microsoft.Extensions.Http" Version="5.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Hosting" Version="5.0.0" />
-    <PackageReference Include="Microsoft.Extensions.Http.Polly" Version="5.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http" Condition="'$(TargetFramework)' == 'netstandard1.3' or '$(TargetFramework)' == 'netstandard1.4' or '$(TargetFramework)' == 'netstandard1.5' or '$(TargetFramework)' == 'netstandard1.6' or '$(TargetFramework)' == 'netstandard2.0' or '$(TargetFramework)' == 'netstandard2.1'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Condition="'$(TargetFramework)' == 'netstandard1.3' or '$(TargetFramework)' == 'netstandard1.4' or '$(TargetFramework)' == 'netstandard1.5' or '$(TargetFramework)' == 'netstandard1.6' or '$(TargetFramework)' == 'netstandard2.0' or '$(TargetFramework)' == 'netstandard2.1'" Version="6.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Http.Polly" Condition="'$(TargetFramework)' == 'netstandard1.3' or '$(TargetFramework)' == 'netstandard1.4' or '$(TargetFramework)' == 'netstandard1.5' or '$(TargetFramework)' == 'netstandard1.6' or '$(TargetFramework)' == 'netstandard2.0' or '$(TargetFramework)' == 'netstandard2.1'" Version="6.0.36" />
     <PackageReference Include="System.Threading.Channels" Version="8.0.0" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
   </ItemGroup>