Index: Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil.Test/AssessmentSectionStubTest.cs
===================================================================
diff -u -r2a81f01756e227d5ce93717b21b87e8a5cd5fcbb -rc69a4b516440eba03c8f37a0a543a15fa142a8e6
--- Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil.Test/AssessmentSectionStubTest.cs	(.../AssessmentSectionStubTest.cs)	(revision 2a81f01756e227d5ce93717b21b87e8a5cd5fcbb)
+++ Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil.Test/AssessmentSectionStubTest.cs	(.../AssessmentSectionStubTest.cs)	(revision c69a4b516440eba03c8f37a0a543a15fa142a8e6)
@@ -48,7 +48,7 @@
             Assert.IsNull(assessmentSection.Name);
             Assert.IsNull(assessmentSection.Comments);
             Assert.AreEqual(0, Convert.ToInt32(assessmentSection.Composition));
-            Assert.IsNull(assessmentSection.ReferenceLine);
+            Assert.IsNotNull(assessmentSection.ReferenceLine);
             Assert.IsNotNull(assessmentSection.BackgroundData);
             Assert.AreEqual("Background data", assessmentSection.BackgroundData.Name);
 
Index: Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil/AssessmentSectionStub.cs
===================================================================
diff -u -r2a81f01756e227d5ce93717b21b87e8a5cd5fcbb -rc69a4b516440eba03c8f37a0a543a15fa142a8e6
--- Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil/AssessmentSectionStub.cs	(.../AssessmentSectionStub.cs)	(revision 2a81f01756e227d5ce93717b21b87e8a5cd5fcbb)
+++ Ringtoets/Common/test/Ringtoets.Common.Data.TestUtil/AssessmentSectionStub.cs	(.../AssessmentSectionStub.cs)	(revision c69a4b516440eba03c8f37a0a543a15fa142a8e6)
@@ -57,6 +57,7 @@
                 Name = "Background data"
             };
 
+            ReferenceLine = new ReferenceLine();
             HydraulicBoundaryDatabase = new HydraulicBoundaryDatabase();
 
             waterLevelCalculationsForFactorizedSignalingNorm = new ObservableList<HydraulicBoundaryLocationCalculation>();