Index: Ringtoets/ClosingStructures/src/Ringtoets.ClosingStructures.Plugin/FileImporters/ClosingStructureReplaceDataStrategy.cs
===================================================================
diff -u -ra940166534b3dd6e778de2e7c8e7e5241f3d3381 -ra8f322a9cea54ebf9134fdfd3cbb933456f25146
--- Ringtoets/ClosingStructures/src/Ringtoets.ClosingStructures.Plugin/FileImporters/ClosingStructureReplaceDataStrategy.cs	(.../ClosingStructureReplaceDataStrategy.cs)	(revision a940166534b3dd6e778de2e7c8e7e5241f3d3381)
+++ Ringtoets/ClosingStructures/src/Ringtoets.ClosingStructures.Plugin/FileImporters/ClosingStructureReplaceDataStrategy.cs	(.../ClosingStructureReplaceDataStrategy.cs)	(revision a8f322a9cea54ebf9134fdfd3cbb933456f25146)
@@ -24,6 +24,7 @@
 using System.Linq;
 using Core.Common.Base;
 using Ringtoets.ClosingStructures.Data;
+using Ringtoets.ClosingStructures.Service;
 using Ringtoets.Common.Data.Structures;
 using Ringtoets.Common.Data.UpdateDataStrategies;
 using Ringtoets.Common.IO.Structures;
@@ -53,10 +54,7 @@
 
         protected override IEnumerable<IObservable> ClearData()
         {
-            return RingtoetsCommonDataSynchronizationService.RemoveAllStructures(
-                FailureMechanism.Calculations.Cast<StructuresCalculation<ClosingStructuresInput>>(),
-                FailureMechanism.ClosingStructures,
-                FailureMechanism.SectionResults);
+            return ClosingStructuresDataSynchronizationService.RemoveAllStructures(FailureMechanism);
         }
     }
 }
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