Index: Ringtoets/StabilityStoneCover/src/Ringtoets.StabilityStoneCover.Data/StabilityStoneCoverFailureMechanism.cs
===================================================================
diff -u -r42c710f0341da1ca4fc911ef8ba502a41073e400 -rd8a182dade0bc6d543e3dca588b665a6f6ad177b
--- Ringtoets/StabilityStoneCover/src/Ringtoets.StabilityStoneCover.Data/StabilityStoneCoverFailureMechanism.cs	(.../StabilityStoneCoverFailureMechanism.cs)	(revision 42c710f0341da1ca4fc911ef8ba502a41073e400)
+++ Ringtoets/StabilityStoneCover/src/Ringtoets.StabilityStoneCover.Data/StabilityStoneCoverFailureMechanism.cs	(.../StabilityStoneCoverFailureMechanism.cs)	(revision d8a182dade0bc6d543e3dca588b665a6f6ad177b)
@@ -42,7 +42,7 @@
         /// Initializes a new instance of the <see cref="StabilityStoneCoverFailureMechanism"/> class.
         /// </summary>
         public StabilityStoneCoverFailureMechanism()
-            : base(Resources.StabilityStoneCoverFailureMechanism_DisplayName, Resources.StabilityStoneCoverFailureMechanism_Code)
+            : base(Resources.StabilityStoneCoverFailureMechanism_DisplayName, Resources.StabilityStoneCoverFailureMechanism_Code, 3)
         {
             sectionResults = new ObservableList<StabilityStoneCoverFailureMechanismSectionResult>();
             WaveConditionsCalculationGroup = new CalculationGroup
Index: Ringtoets/StabilityStoneCover/test/Ringtoets.StabilityStoneCover.Data.Test/StabilityStoneCoverFailureMechanismTest.cs
===================================================================
diff -u -rfc8446fc65eb82bb381278d8a94fd061e6278bbe -rd8a182dade0bc6d543e3dca588b665a6f6ad177b
--- Ringtoets/StabilityStoneCover/test/Ringtoets.StabilityStoneCover.Data.Test/StabilityStoneCoverFailureMechanismTest.cs	(.../StabilityStoneCoverFailureMechanismTest.cs)	(revision fc8446fc65eb82bb381278d8a94fd061e6278bbe)
+++ Ringtoets/StabilityStoneCover/test/Ringtoets.StabilityStoneCover.Data.Test/StabilityStoneCoverFailureMechanismTest.cs	(.../StabilityStoneCoverFailureMechanismTest.cs)	(revision d8a182dade0bc6d543e3dca588b665a6f6ad177b)
@@ -44,6 +44,7 @@
             Assert.IsInstanceOf<IHasSectionResults<StabilityStoneCoverFailureMechanismSectionResult>>(failureMechanism);
             Assert.AreEqual("Dijken en dammen - Stabiliteit steenzetting", failureMechanism.Name);
             Assert.AreEqual("ZST", failureMechanism.Code);
+            Assert.AreEqual(3, failureMechanism.AssemblyGroup);
             Assert.IsInstanceOf<GeneralStabilityStoneCoverWaveConditionsInput>(failureMechanism.GeneralInput);
 
             Assert.AreEqual("Hydraulische randvoorwaarden", failureMechanism.WaveConditionsCalculationGroup.Name);