diff --git a/PythonNet.App.Web.Tests/PythonNet.App.Web.Tests.csproj b/PythonNet.App.Web.Tests/PythonNet.App.Web.Tests.csproj
index 9ab3c29..3914d92 100644
--- a/PythonNet.App.Web.Tests/PythonNet.App.Web.Tests.csproj
+++ b/PythonNet.App.Web.Tests/PythonNet.App.Web.Tests.csproj
@@ -18,7 +18,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
     <PackageReference Include="xunit" Version="2.9.2" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="4.0.0" />
   </ItemGroup>
 
 </Project>
diff --git a/PythonNet.App.Web.Tests/packages.lock.json b/PythonNet.App.Web.Tests/packages.lock.json
index 69fb49c..5d8ff2b 100644
--- a/PythonNet.App.Web.Tests/packages.lock.json
+++ b/PythonNet.App.Web.Tests/packages.lock.json
@@ -25,9 +25,9 @@
       },
       "xunit.runner.visualstudio": {
         "type": "Direct",
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-        "resolved": "2.8.2",
-        "contentHash": "vm1tbfXhFmjFMUmS4M0J0ASXz3/U5XvXBa6DOQUL3fEz4Vt6YPhv+ESCarx6M6D+9kJkJYZKCNvJMas1+nVfmQ=="
+        "requested": "[4.0.0, )",
+        "resolved": "4.0.0",
+        "contentHash": "kzLFyBYUnoidpGOXvpNOfIo8C92gVgVR6X8ncHwhcrDYugiOut5rrhDkr0L3cWHd7J2pKXf6LgaeXoBBDlx1ag=="
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       "CommunityToolkit.HighPerformance": {
         "type": "Transitive",