Index: Ringtoets/Common/src/Ringtoets.Common.Data/FailureMechanism/FailureMechanismSectionResult.cs
===================================================================
diff -u -r8abb584035c1788f6e1d92985da399a9921e3a09 -r565199265c3608d4242ffeecb4e5ec1731e1dc84
--- Ringtoets/Common/src/Ringtoets.Common.Data/FailureMechanism/FailureMechanismSectionResult.cs	(.../FailureMechanismSectionResult.cs)	(revision 8abb584035c1788f6e1d92985da399a9921e3a09)
+++ Ringtoets/Common/src/Ringtoets.Common.Data/FailureMechanism/FailureMechanismSectionResult.cs	(.../FailureMechanismSectionResult.cs)	(revision 565199265c3608d4242ffeecb4e5ec1731e1dc84)
@@ -6,7 +6,7 @@
     /// <summary>
     /// This class holds the information of the result of the <see cref="FailureMechanismSection"/>.
     /// </summary>
-    public class FailureMechanismSectionResult : Observable
+    public abstract class FailureMechanismSectionResult : Observable
     {
         /// <summary>
         /// Creates a new instance of <see cref="FailureMechanismSectionResult"/>.