Index: Riskeer/ClosingStructures/test/Riskeer.ClosingStructures.Forms.Test/PropertyClasses/ClosingStructuresInputContextPropertiesTest.cs
===================================================================
diff -u -rf720d5b26205c047e03a413ee532fe895429849f -r0abe33b80713ee0e6699a564501fb80af5b0ab7b
--- Riskeer/ClosingStructures/test/Riskeer.ClosingStructures.Forms.Test/PropertyClasses/ClosingStructuresInputContextPropertiesTest.cs	(.../ClosingStructuresInputContextPropertiesTest.cs)	(revision f720d5b26205c047e03a413ee532fe895429849f)
+++ Riskeer/ClosingStructures/test/Riskeer.ClosingStructures.Forms.Test/PropertyClasses/ClosingStructuresInputContextPropertiesTest.cs	(.../ClosingStructuresInputContextPropertiesTest.cs)	(revision 0abe33b80713ee0e6699a564501fb80af5b0ab7b)
@@ -503,6 +503,7 @@
                                                                             "Afvoercoëfficiënt [-]",
                                                                             "Afvoercoëfficiënt.",
                                                                             true);
+            DistributionPropertiesTestHelper.AssertPropertiesAreReadOnly(properties.DrainCoefficient, false, false);
 
             PropertyDescriptor factorStormDurationOpenStructureProperty = dynamicProperties[floodedCulvertFactorStormDurationOpenStructurePropertyIndex];
             PropertiesTestHelper.AssertRequiredPropertyDescriptorProperties(factorStormDurationOpenStructureProperty,