diff --git a/tests/MailKitSimplified.Receiver.Tests/MailKitSimplified.Receiver.Tests.csproj b/tests/MailKitSimplified.Receiver.Tests/MailKitSimplified.Receiver.Tests.csproj
index 011bacb..b8f8f56 100644
--- a/tests/MailKitSimplified.Receiver.Tests/MailKitSimplified.Receiver.Tests.csproj
+++ b/tests/MailKitSimplified.Receiver.Tests/MailKitSimplified.Receiver.Tests.csproj
@@ -19,7 +19,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="6.0.4">
+    <PackageReference Include="coverlet.collector" Version="8.0.0">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
diff --git a/tests/MailKitSimplified.Sender.Tests/MailKitSimplified.Sender.Tests.csproj b/tests/MailKitSimplified.Sender.Tests/MailKitSimplified.Sender.Tests.csproj
index c0a9ea7..9e4f3dc 100644
--- a/tests/MailKitSimplified.Sender.Tests/MailKitSimplified.Sender.Tests.csproj
+++ b/tests/MailKitSimplified.Sender.Tests/MailKitSimplified.Sender.Tests.csproj
@@ -19,7 +19,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="6.0.4">
+    <PackageReference Include="coverlet.collector" Version="8.0.0">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>