diff --git a/samples/snippets/core/testing/unit-testing-using-dotnet-test/csharp/PrimeService.Tests/PrimeService.Tests.csproj b/samples/snippets/core/testing/unit-testing-using-dotnet-test/csharp/PrimeService.Tests/PrimeService.Tests.csproj
index db781ac28a604..b34efd8243b68 100644
--- a/samples/snippets/core/testing/unit-testing-using-dotnet-test/csharp/PrimeService.Tests/PrimeService.Tests.csproj
+++ b/samples/snippets/core/testing/unit-testing-using-dotnet-test/csharp/PrimeService.Tests/PrimeService.Tests.csproj
@@ -8,7 +8,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
-    <PackageReference Include="xunit" Version="2.9.0" />
+    <PackageReference Include="xunit" Version="2.9.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2" />
   </ItemGroup>