diff --git a/tests/Serilog.Formatting.Log4Net.Tests.csproj b/tests/Serilog.Formatting.Log4Net.Tests.csproj
index 0e72777..b402c2d 100644
--- a/tests/Serilog.Formatting.Log4Net.Tests.csproj
+++ b/tests/Serilog.Formatting.Log4Net.Tests.csproj
@@ -17,7 +17,7 @@
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     <PackageReference Include="Serilog.Enrichers.Thread" Version="4.0.0" />
     <PackageReference Include="Verify.Xunit" Version="26.4.4" />
-    <PackageReference Include="xunit" Version="2.9.0" />
+    <PackageReference Include="xunit" Version="2.9.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2" PrivateAssets="all" />
   </ItemGroup>