Index: Ringtoets/Integration/src/Ringtoets.Integration.Plugin/RingtoetsPlugin.cs
===================================================================
diff -u -re4313e642aa3af2d1f1ced4c397c421579cfb36d -r1042a38d3663daeda5a8e1083edbc63a4b6aae94
--- Ringtoets/Integration/src/Ringtoets.Integration.Plugin/RingtoetsPlugin.cs	(.../RingtoetsPlugin.cs)	(revision e4313e642aa3af2d1f1ced4c397c421579cfb36d)
+++ Ringtoets/Integration/src/Ringtoets.Integration.Plugin/RingtoetsPlugin.cs	(.../RingtoetsPlugin.cs)	(revision 1042a38d3663daeda5a8e1083edbc63a4b6aae94)
@@ -1125,13 +1125,10 @@
                     }
 
                     IAssessmentSection assessmentSection = nodeData.WrappedData;
-                    hydraulicBoundaryLocationCalculationGuiService.CalculateDesignWaterLevels(
-                        new DesignWaterLevelCalculationMessageProvider(),
-                        assessmentSection.HydraulicBoundaryDatabase.FilePath,
-                        assessmentSection.HydraulicBoundaryDatabase,
+                    hydraulicBoundaryLocationCalculationGuiService.CalculateDesignWaterLevels(assessmentSection.HydraulicBoundaryDatabase.FilePath,
                         assessmentSection.HydraulicBoundaryDatabase.Locations,
                         assessmentSection.Id,
-                        assessmentSection.FailureMechanismContribution.Norm);
+                        assessmentSection.FailureMechanismContribution.Norm, new DesignWaterLevelCalculationMessageProvider());
                 });
 
             if (nodeData.WrappedData.HydraulicBoundaryDatabase == null)
@@ -1162,13 +1159,10 @@
                         return;
                     }
                     IAssessmentSection assessmentSection = nodeData.WrappedData;
-                    hydraulicBoundaryLocationCalculationGuiService.CalculateWaveHeights(
-                        new WaveHeightCalculationMessageProvider(),
-                        assessmentSection.HydraulicBoundaryDatabase.FilePath,
-                        assessmentSection.HydraulicBoundaryDatabase,
+                    hydraulicBoundaryLocationCalculationGuiService.CalculateWaveHeights(assessmentSection.HydraulicBoundaryDatabase.FilePath,
                         assessmentSection.HydraulicBoundaryDatabase.Locations,
                         assessmentSection.Id,
-                        assessmentSection.FailureMechanismContribution.Norm);
+                        assessmentSection.FailureMechanismContribution.Norm, new WaveHeightCalculationMessageProvider());
                 });
 
             if (nodeData.WrappedData.HydraulicBoundaryDatabase == null)