Index: test/Common/NetTopologySuite.Extensions.Tests/TestObjects/TestFeature.cs
===================================================================
diff -u -r8f6ae890fed8e8eae3a32f9c0498a10f82e0ddf9 -r0153333b695581ca406c286a27467bc30d7aa5f8
--- test/Common/NetTopologySuite.Extensions.Tests/TestObjects/TestFeature.cs	(.../TestFeature.cs)	(revision 8f6ae890fed8e8eae3a32f9c0498a10f82e0ddf9)
+++ test/Common/NetTopologySuite.Extensions.Tests/TestObjects/TestFeature.cs	(.../TestFeature.cs)	(revision 0153333b695581ca406c286a27467bc30d7aa5f8)
@@ -1,6 +1,5 @@
 using System;
 using System.ComponentModel;
-using DelftTools.Utils.Data;
 using GeoAPI.Extensions.Feature;
 using GeoAPI.Geometries;
 
@@ -12,7 +11,7 @@
 
     }
 
-    class TestFeature : Unique<long>, IFeature
+    class TestFeature : IFeature
     {
         [FeatureAttribute(Order = 2)]
         public string Name { get; set; }