Index: Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/PropertyClasses/ReferenceLinePropertiesTest.cs
===================================================================
diff -u -r01aeb66af89298c610809907bff83d9b9764c897 -r6269a963beaaffb02cabecfcd7d057da1815505b
--- Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/PropertyClasses/ReferenceLinePropertiesTest.cs	(.../ReferenceLinePropertiesTest.cs)	(revision 01aeb66af89298c610809907bff83d9b9764c897)
+++ Ringtoets/Integration/test/Ringtoets.Integration.Forms.Test/PropertyClasses/ReferenceLinePropertiesTest.cs	(.../ReferenceLinePropertiesTest.cs)	(revision 6269a963beaaffb02cabecfcd7d057da1815505b)
@@ -23,6 +23,7 @@
 using System.Collections.Generic;
 using System.ComponentModel;
 using Core.Common.Base.Geometry;
+using Core.Common.Gui.Converters;
 using Core.Common.Gui.PropertyBag;
 using Core.Common.TestUtil;
 using NUnit.Framework;
@@ -56,6 +57,9 @@
 
             // Assert
             Assert.IsInstanceOf<ObjectProperties<ReferenceLine>>(properties);
+            TestHelper.AssertTypeConverter<ReferenceLineProperties, ExpandableArrayConverter>(
+                nameof(ReferenceLineProperties.Geometry));
+
             Assert.AreSame(referenceLine, properties.Data);
         }