Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Data/MacroStabilityInwardsFailureMechanism.cs
===================================================================
diff -u -rc3641f1375abfabf1c8093037c0cccd3eb77d52a -r421cbbc8a7149960b5e6908bde1744c63e4d1169
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Data/MacroStabilityInwardsFailureMechanism.cs	(.../MacroStabilityInwardsFailureMechanism.cs)	(revision c3641f1375abfabf1c8093037c0cccd3eb77d52a)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Data/MacroStabilityInwardsFailureMechanism.cs	(.../MacroStabilityInwardsFailureMechanism.cs)	(revision 421cbbc8a7149960b5e6908bde1744c63e4d1169)
@@ -32,7 +32,9 @@
     /// <summary>
     /// Model for performing macro stability inwards calculations.
     /// </summary>
-    public class MacroStabilityInwardsFailureMechanism : FailureMechanismBase, ICalculatableFailureMechanism, IHasSectionResults<MacroStabilityInwardsFailureMechanismSectionResult>
+    public class MacroStabilityInwardsFailureMechanism : FailureMechanismBase,
+                                                         ICalculatableFailureMechanism,
+                                                         IHasSectionResults<MacroStabilityInwardsFailureMechanismSectionResult>
     {
         private readonly ObservableList<MacroStabilityInwardsFailureMechanismSectionResult> sectionResults;
 
@@ -79,7 +81,7 @@
 
         public CalculationGroup CalculationsGroup { get; }
 
-        public ObservableList<MacroStabilityInwardsFailureMechanismSectionResult> SectionResults
+        public IObservableEnumerable<MacroStabilityInwardsFailureMechanismSectionResult> SectionResults
         {
             get
             {