Index: Ringtoets/ClosingStructures/test/Ringtoets.ClosingStructures.Data.TestUtil/TestClosingStructuresCalculation.cs
===================================================================
diff -u -r83024e3b1086e1dba93b83df874bd4781f67aa63 -rab20c4eb4ca81bd3845d50210d2bdb301177af6a
--- Ringtoets/ClosingStructures/test/Ringtoets.ClosingStructures.Data.TestUtil/TestClosingStructuresCalculation.cs	(.../TestClosingStructuresCalculation.cs)	(revision 83024e3b1086e1dba93b83df874bd4781f67aa63)
+++ Ringtoets/ClosingStructures/test/Ringtoets.ClosingStructures.Data.TestUtil/TestClosingStructuresCalculation.cs	(.../TestClosingStructuresCalculation.cs)	(revision ab20c4eb4ca81bd3845d50210d2bdb301177af6a)
@@ -20,11 +20,12 @@
 // All rights reserved.
 
 using Core.Common.Base.Data;
+using Ringtoets.Common.Data.Structures;
 using Ringtoets.HydraRing.Data;
 
 namespace Ringtoets.ClosingStructures.Data.TestUtil
 {
-    public class TestClosingStructuresCalculation : ClosingStructuresCalculation
+    public class TestClosingStructuresCalculation : StructuresCalculation<ClosingStructuresInput>
     {
         public TestClosingStructuresCalculation()
         {