Index: Ringtoets/Common/src/Ringtoets.Common.Data/FailureMechanism/ICalculationItem.cs
===================================================================
diff -u -r638c0c354f63b4c8be69feb448712b004d8bb933 -rfa424689d48793c024e73bfcee1c202559eea3e0
--- Ringtoets/Common/src/Ringtoets.Common.Data/FailureMechanism/ICalculationItem.cs	(.../ICalculationItem.cs)	(revision 638c0c354f63b4c8be69feb448712b004d8bb933)
+++ Ringtoets/Common/src/Ringtoets.Common.Data/FailureMechanism/ICalculationItem.cs	(.../ICalculationItem.cs)	(revision fa424689d48793c024e73bfcee1c202559eea3e0)
@@ -27,7 +27,7 @@
     /// <summary>
     /// A calculation related object.
     /// </summary>
-    public interface ICalculationItem : IComment, IObservable
+    public interface ICalculationItem : ICommentable, IObservable
     {
         /// <summary>
         /// Clears the calculated output.