Index: Ringtoets/HeightStructures/test/Ringtoets.HeightStructures.Forms.Test/PropertyClasses/HeightStructuresInputContextPropertiesTest.cs
===================================================================
diff -u -r449b5831547d5a6391da8ad825e7c845ef7ecc1c -r5fae8cb70dd4efeb648c5ff5ee02c837a47172db
--- Ringtoets/HeightStructures/test/Ringtoets.HeightStructures.Forms.Test/PropertyClasses/HeightStructuresInputContextPropertiesTest.cs	(.../HeightStructuresInputContextPropertiesTest.cs)	(revision 449b5831547d5a6391da8ad825e7c845ef7ecc1c)
+++ Ringtoets/HeightStructures/test/Ringtoets.HeightStructures.Forms.Test/PropertyClasses/HeightStructuresInputContextPropertiesTest.cs	(.../HeightStructuresInputContextPropertiesTest.cs)	(revision 5fae8cb70dd4efeb648c5ff5ee02c837a47172db)
@@ -217,8 +217,14 @@
             var properties = new HeightStructuresInputContextProperties(inputContext, handler);
 
             // Assert
-            AssertPropertiesInState(properties.LevelCrestStructure, !hasStructure);
+            PropertyDescriptorCollection dynamicProperties = PropertiesTestHelper.GetAllVisiblePropertyDescriptors(properties);
+            bool expectedReadOnly = !hasStructure;
 
+            PropertyDescriptor failureProbabilityStructureWithErosionProperty = dynamicProperties[failureProbabilityStructureWithErosionPropertyIndex];
+            Assert.AreEqual(expectedReadOnly, failureProbabilityStructureWithErosionProperty.IsReadOnly);
+
+            AssertPropertiesInState(properties.LevelCrestStructure, expectedReadOnly);
+
             mockRepository.VerifyAll();
         }