Index: Ringtoets/Piping/src/Ringtoets.Piping.Plugin/PipingPlugin.cs
===================================================================
diff -u -r89d34600d1408c8b1f4240020e841ba64cc26622 -r60d95df18eb252bf99dff07a76d9660f331c92c2
--- Ringtoets/Piping/src/Ringtoets.Piping.Plugin/PipingPlugin.cs	(.../PipingPlugin.cs)	(revision 89d34600d1408c8b1f4240020e841ba64cc26622)
+++ Ringtoets/Piping/src/Ringtoets.Piping.Plugin/PipingPlugin.cs	(.../PipingPlugin.cs)	(revision 60d95df18eb252bf99dff07a76d9660f331c92c2)
@@ -75,7 +75,10 @@
             {
                 CreateInstance = context => new PipingFailureMechanismContextProperties(context, new FailureMechanismPropertyChangeHandler<PipingFailureMechanism>())
             };
-            yield return new PropertyInfo<PipingInputContext, PipingInputContextProperties>();
+            yield return new PropertyInfo<PipingInputContext, PipingInputContextProperties>
+            {
+                CreateInstance = context => new PipingInputContextProperties(context, new CalculationInputPropertyChangeHandler<PipingInput, PipingCalculationScenario>())
+            };
             yield return new PropertyInfo<PipingOutputContext, PipingOutputContextProperties>();
             yield return new PropertyInfo<RingtoetsPipingSurfaceLine, RingtoetsPipingSurfaceLineProperties>();
             yield return new PropertyInfo<StochasticSoilModelCollectionContext, StochasticSoilModelCollectionProperties>