Index: Ringtoets/Piping/test/Ringtoets.Piping.IO.TestUtil/TestStochasticSoilModelUpdateModelStrategy.cs
===================================================================
diff -u -r81fa8a9bf3bd503cbd280e88b8f6037a840cff12 -ra940166534b3dd6e778de2e7c8e7e5241f3d3381
--- Ringtoets/Piping/test/Ringtoets.Piping.IO.TestUtil/TestStochasticSoilModelUpdateModelStrategy.cs	(.../TestStochasticSoilModelUpdateModelStrategy.cs)	(revision 81fa8a9bf3bd503cbd280e88b8f6037a840cff12)
+++ Ringtoets/Piping/test/Ringtoets.Piping.IO.TestUtil/TestStochasticSoilModelUpdateModelStrategy.cs	(.../TestStochasticSoilModelUpdateModelStrategy.cs)	(revision a940166534b3dd6e778de2e7c8e7e5241f3d3381)
@@ -54,12 +54,10 @@
         /// </summary>
         public IEnumerable<IObservable> UpdatedInstances { get; set; } = Enumerable.Empty<IObservable>();
 
-        public IEnumerable<IObservable> UpdateModelWithImportedData(StochasticSoilModelCollection targetDataCollection,
-                                                                    IEnumerable<StochasticSoilModel> readStochasticSoilModels,
-                                                                    string sourceFilePath)
+        public IEnumerable<IObservable> UpdateModelWithImportedData(IEnumerable<StochasticSoilModel> stochasticSoilModels, string sourceFilePath)
         {
             Updated = true;
-            EvaluateGetValidStochasticSoilModelsMethod(readStochasticSoilModels);
+            EvaluateGetValidStochasticSoilModelsMethod(stochasticSoilModels);
             FilePath = sourceFilePath;
 
             return UpdatedInstances;