Index: Ringtoets/ClosingStructures/test/Ringtoets.ClosingStructures.IO.Test/Configurations/ClosingStructuresCalculationConfigurationWriterTest.cs
===================================================================
diff -u -ref881721312166028ed88eaa21dfd1ee8a5cbba4 -r39864a3af725b9bb35bf4aa3e1774fb1c47a9270
--- Ringtoets/ClosingStructures/test/Ringtoets.ClosingStructures.IO.Test/Configurations/ClosingStructuresCalculationConfigurationWriterTest.cs	(.../ClosingStructuresCalculationConfigurationWriterTest.cs)	(revision ef881721312166028ed88eaa21dfd1ee8a5cbba4)
+++ Ringtoets/ClosingStructures/test/Ringtoets.ClosingStructures.IO.Test/Configurations/ClosingStructuresCalculationConfigurationWriterTest.cs	(.../ClosingStructuresCalculationConfigurationWriterTest.cs)	(revision 39864a3af725b9bb35bf4aa3e1774fb1c47a9270)
@@ -19,8 +19,8 @@
 // Stichting Deltares and remain full property of Stichting Deltares at all times.
 // All rights reserved.
 
-using System;
 using System.Collections.Generic;
+using System.ComponentModel;
 using System.IO;
 using Core.Common.IO.Exceptions;
 using Core.Common.TestUtil;
@@ -119,7 +119,7 @@
 
             // Assert
             var exception = Assert.Throws<CriticalFileWriteException>(call);
-            Assert.IsInstanceOf<NotSupportedException>(exception.InnerException);
+            Assert.IsInstanceOf<InvalidEnumArgumentException>(exception.InnerException);
         }
 
         protected override void AssertDefaultConstructedInstance(ClosingStructuresCalculationConfigurationWriter writer)