Index: Ringtoets/Common/test/Ringtoets.Common.Data.Test/Structures/StructuresInputBaseTest.cs
===================================================================
diff -u -r50e7c9ffa6c528abd1a1ee61784f78d5983465fe -r41a37c93cb0b3e36ff7023c9f42b4e6225598b55
--- Ringtoets/Common/test/Ringtoets.Common.Data.Test/Structures/StructuresInputBaseTest.cs	(.../StructuresInputBaseTest.cs)	(revision 50e7c9ffa6c528abd1a1ee61784f78d5983465fe)
+++ Ringtoets/Common/test/Ringtoets.Common.Data.Test/Structures/StructuresInputBaseTest.cs	(.../StructuresInputBaseTest.cs)	(revision 41a37c93cb0b3e36ff7023c9f42b4e6225598b55)
@@ -50,31 +50,31 @@
 
             var allowedLevelIncreaseStorage = new LogNormalDistribution(2)
             {
-                Mean = (RoundedDouble) double.NaN,
+                Mean = RoundedDouble.NaN,
                 StandardDeviation = (RoundedDouble) 0.1
             };
 
             var storageStructureArea = new VariationCoefficientLogNormalDistribution(2)
             {
-                Mean = (RoundedDouble) double.NaN,
+                Mean = RoundedDouble.NaN,
                 CoefficientOfVariation = (RoundedDouble) 0.1
             };
 
             var flowWidthAtBottomProtection = new LogNormalDistribution(2)
             {
-                Mean = (RoundedDouble) double.NaN,
+                Mean = RoundedDouble.NaN,
                 StandardDeviation = (RoundedDouble) 0.05
             };
 
             var criticalOvertoppingDischarge = new VariationCoefficientLogNormalDistribution(2)
             {
-                Mean = (RoundedDouble) double.NaN,
+                Mean = RoundedDouble.NaN,
                 CoefficientOfVariation = (RoundedDouble) 0.15
             };
 
             var widthFlowApertures = new VariationCoefficientNormalDistribution(2)
             {
-                Mean = (RoundedDouble) double.NaN,
+                Mean = RoundedDouble.NaN,
                 CoefficientOfVariation = (RoundedDouble) 0.05
             };