Index: test/Common/DelftTools.Utils.Tests/Aop/EntityAttributeTest.cs
===================================================================
diff -u -r7dbd47df55680fba1cc239b4a079dfcdd5c10be9 -r753b07a33b03be0a71836ff0843261b1ab986bd3
--- test/Common/DelftTools.Utils.Tests/Aop/EntityAttributeTest.cs	(.../EntityAttributeTest.cs)	(revision 7dbd47df55680fba1cc239b4a079dfcdd5c10be9)
+++ test/Common/DelftTools.Utils.Tests/Aop/EntityAttributeTest.cs	(.../EntityAttributeTest.cs)	(revision 753b07a33b03be0a71836ff0843261b1ab986bd3)
@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
+using System.Security.AccessControl;
 using System.Threading.Tasks;
 using DelftTools.TestUtils;
 using DelftTools.Utils.Aop;
@@ -191,7 +192,7 @@
         }
 
         [Test]
-        [NUnit.Framework.Category(TestCategory.WorkInProgress)] //known issue, but pretty rare, so leaving WIP
+        [Ignore("Known issue")]
         public void WIPUnsubscriptionShouldWorkInCaseOfVirtualCallsNotCallingBase()
         {
             var super = new Super();