Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Plugin/MacroStabilityInwardsPlugin.cs
===================================================================
diff -u -r2a81f01756e227d5ce93717b21b87e8a5cd5fcbb -r62e47f0904c38e013615cd2c5b0c57b9b567593c
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Plugin/MacroStabilityInwardsPlugin.cs	(.../MacroStabilityInwardsPlugin.cs)	(revision 2a81f01756e227d5ce93717b21b87e8a5cd5fcbb)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Plugin/MacroStabilityInwardsPlugin.cs	(.../MacroStabilityInwardsPlugin.cs)	(revision 62e47f0904c38e013615cd2c5b0c57b9b567593c)
@@ -701,7 +701,7 @@
             {
                 new FailureMechanismAssemblyCategoriesContext(failureMechanism,
                                                               assessmentSection,
-                                                              () => probabilityAssessmentInput.GetN(probabilityAssessmentInput.SectionLength)),
+                                                              () => probabilityAssessmentInput.GetN(assessmentSection.ReferenceLine.Length)),
                 new MacroStabilityInwardsScenariosContext(failureMechanism.CalculationsGroup, failureMechanism, assessmentSection),
                 new ProbabilityFailureMechanismSectionResultContext<MacroStabilityInwardsFailureMechanismSectionResult>(failureMechanism.SectionResults, failureMechanism, assessmentSection),
                 failureMechanism.OutputComments