diff --git a/SharpClipboard.Tests.NetCoreWinForms/SharpClipboard.Tests.NetCoreWinForms.csproj b/SharpClipboard.Tests.NetCoreWinForms/SharpClipboard.Tests.NetCoreWinForms.csproj
index c95a7ef..b55da7c 100644
--- a/SharpClipboard.Tests.NetCoreWinForms/SharpClipboard.Tests.NetCoreWinForms.csproj
+++ b/SharpClipboard.Tests.NetCoreWinForms/SharpClipboard.Tests.NetCoreWinForms.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>WinExe</OutputType>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>netcoreapp7.0-windows</TargetFramework>
     <UseWindowsForms>true</UseWindowsForms>
   </PropertyGroup>
 
diff --git a/SharpClipboard.Tests.WinForms/SharpClipboard.Tests.WinForms.csproj b/SharpClipboard.Tests.WinForms/SharpClipboard.Tests.WinForms.csproj
index 240df8b..b3794cc 100644
--- a/SharpClipboard.Tests.WinForms/SharpClipboard.Tests.WinForms.csproj
+++ b/SharpClipboard.Tests.WinForms/SharpClipboard.Tests.WinForms.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.WindowsDesktop">
   <PropertyGroup>
     <OutputType>WinExe</OutputType>
-    <TargetFrameworks>netcoreapp3.0;net20</TargetFrameworks>
+    <TargetFrameworks>netcoreapp7.0-windows</TargetFrameworks>
     <UseWindowsForms>true</UseWindowsForms>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     <RootNamespace>SharpClipboardPreview.Tests</RootNamespace>
diff --git a/SharpClipboard/SharpClipboard.csproj b/SharpClipboard/SharpClipboard.csproj
index 4a93f4e..139d7b1 100644
--- a/SharpClipboard/SharpClipboard.csproj
+++ b/SharpClipboard/SharpClipboard.csproj
@@ -1,11 +1,11 @@
 <Project Sdk="Microsoft.NET.Sdk.WindowsDesktop">
   <PropertyGroup>
     <RootNamespace>WK.Libraries.SharpClipboardNS</RootNamespace>
-    <TargetFrameworks>netcoreapp3.0;net20</TargetFrameworks>
+    <TargetFrameworks>netcoreapp7.0-windows</TargetFrameworks>
     <UseWindowsForms>true</UseWindowsForms>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
-    <Version>3.5.0</Version>
+    <Version>3.5.3</Version>
     <Authors>WillyKimura</Authors>
     <Company />
     <Product />