diff --git a/src/Tests/PureQL.CSharp.Model.OpenAPI.Schema.Tests/PureQL.CSharp.Model.OpenAPI.Schema.Tests.csproj b/src/Tests/PureQL.CSharp.Model.OpenAPI.Schema.Tests/PureQL.CSharp.Model.OpenAPI.Schema.Tests.csproj
index 02fdb87..7733c89 100644
--- a/src/Tests/PureQL.CSharp.Model.OpenAPI.Schema.Tests/PureQL.CSharp.Model.OpenAPI.Schema.Tests.csproj
+++ b/src/Tests/PureQL.CSharp.Model.OpenAPI.Schema.Tests/PureQL.CSharp.Model.OpenAPI.Schema.Tests.csproj
@@ -10,7 +10,7 @@
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-    <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="4.0.0" />
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   <ItemGroup>