Index: Ringtoets/Common/test/Ringtoets.Common.Data.Test/FailureMechanism/FailureMechanismBaseTest.cs
===================================================================
diff -u -ra9aafffab97152303562110b1d789bacb465ce24 -rd320e912103d060e7a359846539a67dc54c616a4
--- Ringtoets/Common/test/Ringtoets.Common.Data.Test/FailureMechanism/FailureMechanismBaseTest.cs	(.../FailureMechanismBaseTest.cs)	(revision a9aafffab97152303562110b1d789bacb465ce24)
+++ Ringtoets/Common/test/Ringtoets.Common.Data.Test/FailureMechanism/FailureMechanismBaseTest.cs	(.../FailureMechanismBaseTest.cs)	(revision d320e912103d060e7a359846539a67dc54c616a4)
@@ -25,6 +25,7 @@
             // Assert
             Assert.IsInstanceOf<Observable>(failureMechanism);
             Assert.IsInstanceOf<IFailureMechanism>(failureMechanism);
+            Assert.IsInstanceOf<IComment>(failureMechanism);
             Assert.AreEqual(0, failureMechanism.Contribution);
             Assert.AreEqual(name, failureMechanism.Name);
             Assert.AreEqual(0, failureMechanism.StorageId);