diff --git a/launcher/Tests/tiny11options.Launcher.Tests.csproj b/launcher/Tests/tiny11options.Launcher.Tests.csproj
index 8cab6b6..b7a81f1 100644
--- a/launcher/Tests/tiny11options.Launcher.Tests.csproj
+++ b/launcher/Tests/tiny11options.Launcher.Tests.csproj
@@ -13,7 +13,7 @@
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.9.0" />
     <PackageReference Include="Moq" Version="4.20.72" />
     <PackageReference Include="xunit" Version="2.9.3" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="4.0.0" />
   </ItemGroup>
 
   <ItemGroup>