Index: Riskeer/Integration/src/Riskeer.Integration.Forms/Dialogs/ReferenceLineMetaSelectionDialog.cs
===================================================================
diff -u -ree120d063723b2694988f2670db940d1f89e38a2 -r0375b95df255142ba51ef5df30be62f86ec10be2
--- Riskeer/Integration/src/Riskeer.Integration.Forms/Dialogs/ReferenceLineMetaSelectionDialog.cs	(.../ReferenceLineMetaSelectionDialog.cs)	(revision ee120d063723b2694988f2670db940d1f89e38a2)
+++ Riskeer/Integration/src/Riskeer.Integration.Forms/Dialogs/ReferenceLineMetaSelectionDialog.cs	(.../ReferenceLineMetaSelectionDialog.cs)	(revision 0375b95df255142ba51ef5df30be62f86ec10be2)
@@ -210,13 +210,13 @@
                 AssessmentSectionId = referenceLineMeta.AssessmentSectionId;
                 ReferenceLineMeta = referenceLineMeta;
 
-                SignalFloodingProbability = TryGetNormValue(referenceLineMeta.SignalFloodingProbability);
+                SignalFloodingProbability = TryGetProbability(referenceLineMeta.SignalFloodingProbability);
                 if (SignalFloodingProbability != string.Empty)
                 {
                     SignalFloodingProbabilityReturnPeriod = referenceLineMeta.SignalFloodingProbability;
                 }
 
-                MaximumAllowableFloodingProbability = TryGetNormValue(referenceLineMeta.MaximumAllowableFloodingProbability);
+                MaximumAllowableFloodingProbability = TryGetProbability(referenceLineMeta.MaximumAllowableFloodingProbability);
                 if (MaximumAllowableFloodingProbability != string.Empty)
                 {
                     MaximumAllowableFloodingProbabilityReturnPeriod = referenceLineMeta.MaximumAllowableFloodingProbability;
@@ -230,9 +230,9 @@
             public int MaximumAllowableFloodingProbabilityReturnPeriod { get; }
             public ReferenceLineMeta ReferenceLineMeta { get; }
 
-            private static string TryGetNormValue(int? returnPeriod)
+            private static string TryGetProbability(int? returnPeriod)
             {
-                return returnPeriod.HasValue && returnPeriod > 0
+                return returnPeriod > 0
                            ? ProbabilityFormattingHelper.FormatFromReturnPeriod(returnPeriod.Value)
                            : string.Empty;
             }