Index: Ringtoets/Common/test/Ringtoets.Common.Data.Test/AssessmentSection/AssessmentSectionExtensionsTest.cs
===================================================================
diff -u -re5c50bb83746132c8263dc016f768197f83c33c5 -rf6ffec28b3d55593a5b603fbc4178f07cb47095a
--- Ringtoets/Common/test/Ringtoets.Common.Data.Test/AssessmentSection/AssessmentSectionExtensionsTest.cs	(.../AssessmentSectionExtensionsTest.cs)	(revision e5c50bb83746132c8263dc016f768197f83c33c5)
+++ Ringtoets/Common/test/Ringtoets.Common.Data.Test/AssessmentSection/AssessmentSectionExtensionsTest.cs	(.../AssessmentSectionExtensionsTest.cs)	(revision f6ffec28b3d55593a5b603fbc4178f07cb47095a)
@@ -21,6 +21,7 @@
 
 using System;
 using System.Collections;
+using System.Collections.Generic;
 using System.ComponentModel;
 using System.Linq;
 using Core.Common.Base.Data;