Index: Application/Ringtoets/src/Application.Ringtoets.Storage/Read/MicrostabilitySectionResultEntityReadExtensions.cs
===================================================================
diff -u -r0e4717786f2f1a865e48da9fde2089a789bfe02c -ra294987551b0b2d8a27b6e1bc6235b0e2351b6f4
--- Application/Ringtoets/src/Application.Ringtoets.Storage/Read/MicrostabilitySectionResultEntityReadExtensions.cs	(.../MicrostabilitySectionResultEntityReadExtensions.cs)	(revision 0e4717786f2f1a865e48da9fde2089a789bfe02c)
+++ Application/Ringtoets/src/Application.Ringtoets.Storage/Read/MicrostabilitySectionResultEntityReadExtensions.cs	(.../MicrostabilitySectionResultEntityReadExtensions.cs)	(revision a294987551b0b2d8a27b6e1bc6235b0e2351b6f4)
@@ -56,7 +56,7 @@
             sectionResult.StorageId = entity.MicrostabilitySectionResultEntityId;
             sectionResult.AssessmentLayerOne = Convert.ToBoolean(entity.LayerOne);
             sectionResult.AssessmentLayerTwoA = (AssessmentLayerTwoAResult)entity.LayerTwoA;
-            sectionResult.AssessmentLayerThree = (RoundedDouble)entity.LayerThree.ToNanableDouble();
+            sectionResult.AssessmentLayerThree = (RoundedDouble)entity.LayerThree.ToNullAsNaN();
         }
     }
 }
\ No newline at end of file