Index: Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Calculator/StructuresClosureCalculator.cs
===================================================================
diff -u -r84db6d79354723db5626dbb9ff7361d2a70d66d1 -rb253fd5ebc5d5800f5757be8b04820cb4ca05724
--- Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Calculator/StructuresClosureCalculator.cs	(.../StructuresClosureCalculator.cs)	(revision 84db6d79354723db5626dbb9ff7361d2a70d66d1)
+++ Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Calculator/StructuresClosureCalculator.cs	(.../StructuresClosureCalculator.cs)	(revision b253fd5ebc5d5800f5757be8b04820cb4ca05724)
@@ -61,9 +61,9 @@
 
         protected override void SetOutputs()
         {
-            if (exceedanceProbabilityCalculationParser.Output != null)
+            if (exceedanceProbabilityCalculationParser.Output.HasValue)
             {
-                ExceedanceProbabilityBeta = exceedanceProbabilityCalculationParser.Output.Beta;
+                ExceedanceProbabilityBeta = exceedanceProbabilityCalculationParser.Output.Value;
             }
         }
     }