Index: Application/Ringtoets/src/Application.Ringtoets.Storage/Create/CalculationGroupCreateExtensions.cs
===================================================================
diff -u -r3e7db9d95e07d438ec99f8488ec184848655b98c -rb2b9fdf365e70928a05c57966eeed30d9050e528
--- Application/Ringtoets/src/Application.Ringtoets.Storage/Create/CalculationGroupCreateExtensions.cs	(.../CalculationGroupCreateExtensions.cs)	(revision 3e7db9d95e07d438ec99f8488ec184848655b98c)
+++ Application/Ringtoets/src/Application.Ringtoets.Storage/Create/CalculationGroupCreateExtensions.cs	(.../CalculationGroupCreateExtensions.cs)	(revision b2b9fdf365e70928a05c57966eeed30d9050e528)
@@ -57,7 +57,7 @@
         {
             if (registry == null)
             {
-                throw new ArgumentNullException("registry");
+                throw new ArgumentNullException(nameof(registry));
             }
 
             var entity = new CalculationGroupEntity