diff --git a/src/AspNetCore/WebApi/src/Asp.Versioning.Http/DependencyInjection/IServiceCollectionExtensions.cs b/src/AspNetCore/WebApi/src/Asp.Versioning.Http/DependencyInjection/IServiceCollectionExtensions.cs
index 367c908c..46ecac55 100644
--- a/src/AspNetCore/WebApi/src/Asp.Versioning.Http/DependencyInjection/IServiceCollectionExtensions.cs
+++ b/src/AspNetCore/WebApi/src/Asp.Versioning.Http/DependencyInjection/IServiceCollectionExtensions.cs
@@ -282,5 +282,7 @@ private static void TryAddErrorObjectJsonOptions( IServiceCollection services )
         }
     }
 
+// TEMP: this is a marker class to test whether Error Objects have been explicitly added. remove in 9.0+
+#pragma warning disable CA1812 // Avoid uninstantiated internal classes
     private sealed class ErrorObjectsAdded { }
 }
\ No newline at end of file