Index: Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Data/HeightStructuresCalculation.cs
===================================================================
diff -u -r47d80506f9f8166de93579dbba94e57f4101927b -rb784ac8be54e88a798f4b7b7ad54ffe47b587e20
--- Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Data/HeightStructuresCalculation.cs	(.../HeightStructuresCalculation.cs)	(revision 47d80506f9f8166de93579dbba94e57f4101927b)
+++ Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Data/HeightStructuresCalculation.cs	(.../HeightStructuresCalculation.cs)	(revision b784ac8be54e88a798f4b7b7ad54ffe47b587e20)
@@ -35,7 +35,7 @@
         /// </summary>
         public HeightStructuresCalculation()
         {
-            InputParameters = new HeightStructuresInput();
+            InputParameters = new HeightStructuresInput(new GeneralHeightStructuresInput());
             Name = Resources.HeightStructuresCalculation_DefaultName;
         }