diff --git a/source/AAS.TwinEngine.Plugin.TestPlugin/AAS.TwinEngine.Plugin.TestPlugin.csproj b/source/AAS.TwinEngine.Plugin.TestPlugin/AAS.TwinEngine.Plugin.TestPlugin.csproj
index 4f16565..43fe5b5 100644
--- a/source/AAS.TwinEngine.Plugin.TestPlugin/AAS.TwinEngine.Plugin.TestPlugin.csproj
+++ b/source/AAS.TwinEngine.Plugin.TestPlugin/AAS.TwinEngine.Plugin.TestPlugin.csproj
@@ -20,7 +20,7 @@
 
 	<ItemGroup>
 		<PackageReference Include="Asp.Versioning.Mvc" Version="8.1.0" />
-		<PackageReference Include="FluentValidation" Version="12.0.0" />
+		<PackageReference Include="FluentValidation" Version="12.1.1" />
 		<PackageReference Include="FluentValidation.AspNetCore" Version="11.3.1" />
 		<PackageReference Include="FluentValidation.DependencyInjectionExtensions" Version="12.0.0" />
 		<PackageReference Include="JsonSchema.Net" Version="7.3.4" />