Index: Ringtoets/Integration/src/Ringtoets.Integration.Plugin/RingtoetsGuiPlugin.cs
===================================================================
diff -u -r36b6f1f7c1ddf585689512eb61256d41a1e0ca64 -r4c81f998de5bd6df7e7c3119f75e1dd37c09ee2e
--- Ringtoets/Integration/src/Ringtoets.Integration.Plugin/RingtoetsGuiPlugin.cs	(.../RingtoetsGuiPlugin.cs)	(revision 36b6f1f7c1ddf585689512eb61256d41a1e0ca64)
+++ Ringtoets/Integration/src/Ringtoets.Integration.Plugin/RingtoetsGuiPlugin.cs	(.../RingtoetsGuiPlugin.cs)	(revision 4c81f998de5bd6df7e7c3119f75e1dd37c09ee2e)
@@ -105,6 +105,7 @@
         {
             yield return new PropertyInfo<IAssessmentSection, AssessmentSectionProperties>();
             yield return new PropertyInfo<HydraulicBoundaryDatabaseContext, HydraulicBoundaryDatabaseProperties>();
+            yield return new PropertyInfo<FailureMechanismPlaceholderContext, FailureMechanismPlaceholderContextProperties>();
         }
 
         /// <summary>