Index: Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Forms/PropertyClasses/HeightStructuresInputContextProperties.cs
===================================================================
diff -u -r4bf59bb3506b840b284efe0c0f4431b7876e0e5b -rfada97a57c5c19983ffe23b02944dc48d02c509c
--- Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Forms/PropertyClasses/HeightStructuresInputContextProperties.cs	(.../HeightStructuresInputContextProperties.cs)	(revision 4bf59bb3506b840b284efe0c0f4431b7876e0e5b)
+++ Ringtoets/HeightStructures/src/Ringtoets.HeightStructures.Forms/PropertyClasses/HeightStructuresInputContextProperties.cs	(.../HeightStructuresInputContextProperties.cs)	(revision fada97a57c5c19983ffe23b02944dc48d02c509c)
@@ -116,7 +116,7 @@
 
         public override IEnumerable<HeightStructure> GetAvailableStructures()
         {
-            return data.FailureMechanism.HeightStructures;
+            return data.FailureMechanism.HeightStructuresCollection;
         }
 
         protected override bool ShouldPropertyBeReadOnlyInAbsenseOfStructure(string property)