Index: Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil/ObservableTestAssessmentSectionStub.cs
===================================================================
diff -u -rb9857e7743c84e4693a6c44029ef59c591767165 -r3aa68b9d8e2c82b42776c22d6c863b3334131de6
--- Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil/ObservableTestAssessmentSectionStub.cs	(.../ObservableTestAssessmentSectionStub.cs)	(revision b9857e7743c84e4693a6c44029ef59c591767165)
+++ Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil/ObservableTestAssessmentSectionStub.cs	(.../ObservableTestAssessmentSectionStub.cs)	(revision 3aa68b9d8e2c82b42776c22d6c863b3334131de6)
@@ -56,7 +56,7 @@
         public AssessmentSectionComposition Composition { get; }
         public ReferenceLine ReferenceLine { get; set; }
         public FailureMechanismContribution FailureMechanismContribution { get; }
-        public HydraulicBoundaryDatabase HydraulicBoundaryDatabase { get; set; }
+        public HydraulicBoundaryDatabase HydraulicBoundaryDatabase { get; }
         public BackgroundData BackgroundData { get; set; }
 
         public IEnumerable<IFailureMechanism> GetFailureMechanisms()