diff --git a/OSLC4Net_SDK/Directory.Packages.props b/OSLC4Net_SDK/Directory.Packages.props
index 0a93b163..2ecd0e0e 100644
--- a/OSLC4Net_SDK/Directory.Packages.props
+++ b/OSLC4Net_SDK/Directory.Packages.props
@@ -40,7 +40,7 @@
     <PackageVersion Include="NSubstitute" Version="6.2.0" />
     <PackageVersion Include="NSubstitute.Analyzers.CSharp" Version="1.0.17" />
     <PackageVersion Include="FluentAssertions" Version="8.3.0" />
-    <PackageVersion Include="TUnit" Version="1.66.10" />
+    <PackageVersion Include="TUnit" Version="1.66.16" />
     <!-- Optional TUnit extensions for CI diagnostics -->
     <PackageVersion Include="Microsoft.Testing.Extensions.TrxReport" Version="2.3.3" />
     <PackageVersion Include="Microsoft.Testing.Extensions.HangDump" Version="2.2.3" />