Index: Ringtoets/Piping/src/Ringtoets.Piping.Data/DerivedPipingInput.cs
===================================================================
diff -u -r91458a263d42489cb2033e0bf56372e38a427b27 -rbe66e1bec38a780abb27fedea8632acf4d24a173
--- Ringtoets/Piping/src/Ringtoets.Piping.Data/DerivedPipingInput.cs	(.../DerivedPipingInput.cs)	(revision 91458a263d42489cb2033e0bf56372e38a427b27)
+++ Ringtoets/Piping/src/Ringtoets.Piping.Data/DerivedPipingInput.cs	(.../DerivedPipingInput.cs)	(revision be66e1bec38a780abb27fedea8632acf4d24a173)
@@ -315,8 +315,7 @@
 
             return distributions.All(currentLayerDistribution => AreShiftAndDeviationEqual(
                 currentLayerDistribution, 
-                distributions[0], 
-                numberOfDecimals));
+                distributions[0]));
         }
 
         private static LogNormalDistribution[] GetLayerDistributionDefinitions(IList<PipingSoilLayer> consecutiveAquitardLayers, int numberOfDecimals)
@@ -336,7 +335,7 @@
             }
         }
 
-        private static bool AreShiftAndDeviationEqual(LogNormalDistribution currentLayerDistribution, LogNormalDistribution baseLayerDistribution, int numberOfDecimals)
+        private static bool AreShiftAndDeviationEqual(LogNormalDistribution currentLayerDistribution, LogNormalDistribution baseLayerDistribution)
         {
             return currentLayerDistribution.StandardDeviation == baseLayerDistribution.StandardDeviation &&
                    currentLayerDistribution.Shift == baseLayerDistribution.Shift;