diff --git a/src/csharp/Intel/Iced.UnitTests/Iced.UnitTests.csproj b/src/csharp/Intel/Iced.UnitTests/Iced.UnitTests.csproj
index f9ea02c3f..53d2c32fc 100644
--- a/src/csharp/Intel/Iced.UnitTests/Iced.UnitTests.csproj
+++ b/src/csharp/Intel/Iced.UnitTests/Iced.UnitTests.csproj
@@ -15,7 +15,7 @@
     <PackageReference Include="coverlet.msbuild" Version="6.0.0" />
     <!-- NOTE: when updating this thing, make sure it hasn't gotten slower (it's happened twice now!) -->
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
-    <PackageReference Include="xunit" Version="2.6.5" />
+    <PackageReference Include="xunit" Version="2.6.6" />
     <PackageReference Include="xunit.runner.console" Version="2.6.6" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.5.6" />
   </ItemGroup>