diff --git a/tests/AIUsage.Core.Tests/AIUsage.Core.Tests.csproj b/tests/AIUsage.Core.Tests/AIUsage.Core.Tests.csproj
index a8c140b..1bf8447 100644
--- a/tests/AIUsage.Core.Tests/AIUsage.Core.Tests.csproj
+++ b/tests/AIUsage.Core.Tests/AIUsage.Core.Tests.csproj
@@ -13,7 +13,7 @@
     <PackageReference Include="coverlet.collector" Version="6.0.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
     <PackageReference Include="xunit" Version="2.5.3" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.5.3" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="4.0.1" />
   </ItemGroup>
 
   <ItemGroup>