Index: Ringtoets/ClosingStructures/test/Ringtoets.ClosingStructures.Data.TestUtil/ClosingStructurePermutationHelper.cs
===================================================================
diff -u -rc5390b303f47e65a1a8e0ba271017c77dae24bbc -r36d31be7cd357f771712dce5d134e0aba478042a
--- Ringtoets/ClosingStructures/test/Ringtoets.ClosingStructures.Data.TestUtil/ClosingStructurePermutationHelper.cs	(.../ClosingStructurePermutationHelper.cs)	(revision c5390b303f47e65a1a8e0ba271017c77dae24bbc)
+++ Ringtoets/ClosingStructures/test/Ringtoets.ClosingStructures.Data.TestUtil/ClosingStructurePermutationHelper.cs	(.../ClosingStructurePermutationHelper.cs)	(revision 36d31be7cd357f771712dce5d134e0aba478042a)
@@ -170,31 +170,31 @@
             ClosingStructure.ConstructionProperties differentFailureProbabilityOpenStructureConstructionProperties =
                 CreateTestClosingStructureConstructionProperties();
             differentFailureProbabilityOpenStructureConstructionProperties.FailureProbabilityOpenStructure = random.NextDouble();
-            yield return new TestCaseData(new ClosingStructure(CreateTestClosingStructureConstructionProperties()))
+            yield return new TestCaseData(new ClosingStructure(differentFailureProbabilityOpenStructureConstructionProperties))
                 .SetName($"{targetName}_DifferentFailureProbabilityOpenStructure_{testResultDescription}");
 
             ClosingStructure.ConstructionProperties differentIdenticalAperturesProperties =
                 CreateTestClosingStructureConstructionProperties();
             differentIdenticalAperturesProperties.IdenticalApertures = random.Next();
-            yield return new TestCaseData(new ClosingStructure(CreateTestClosingStructureConstructionProperties()))
+            yield return new TestCaseData(new ClosingStructure(differentIdenticalAperturesProperties))
                 .SetName($"{targetName}_DifferentIdenticalApertures_{testResultDescription}");
 
             ClosingStructure.ConstructionProperties differentInflowModelTypeConstructionProperties =
                 CreateTestClosingStructureConstructionProperties();
             differentInflowModelTypeConstructionProperties.InflowModelType = random.NextEnumValue<ClosingStructureInflowModelType>();
-            yield return new TestCaseData(new ClosingStructure(CreateTestClosingStructureConstructionProperties()))
+            yield return new TestCaseData(new ClosingStructure(differentInflowModelTypeConstructionProperties))
                 .SetName($"{targetName}_DifferentInflowModelType_{testResultDescription}");
 
             ClosingStructure.ConstructionProperties differentProbabilityOrFrequencyOpenStructureBeforeFloodingConstructionProperties =
                 CreateTestClosingStructureConstructionProperties();
             differentProbabilityOrFrequencyOpenStructureBeforeFloodingConstructionProperties.ProbabilityOrFrequencyOpenStructureBeforeFlooding = random.NextDouble();
-            yield return new TestCaseData(new ClosingStructure(CreateTestClosingStructureConstructionProperties()))
+            yield return new TestCaseData(new ClosingStructure(differentProbabilityOrFrequencyOpenStructureBeforeFloodingConstructionProperties))
                 .SetName($"{targetName}_DifferentProbabilityOrFrequencyOpenStructureBeforeFlooding_{testResultDescription}");
 
             ClosingStructure.ConstructionProperties differentStructureNormalOrientationConstructionProperties =
                 CreateTestClosingStructureConstructionProperties();
             differentStructureNormalOrientationConstructionProperties.StructureNormalOrientation = random.NextRoundedDouble();
-            yield return new TestCaseData(new ClosingStructure(CreateTestClosingStructureConstructionProperties()))
+            yield return new TestCaseData(new ClosingStructure(differentStructureNormalOrientationConstructionProperties))
                 .SetName($"{targetName}_DifferentStructureNormalOrientation_{testResultDescription}");
         }