Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.CalculatedInput.TestUtil/CalculatorInputAssert.cs
===================================================================
diff -u -r66894d34e58e0db658fa3183df8792ed244ccda3 -rd9005dfa3b398d70ada0cf03cf408f8bcfc384db
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.CalculatedInput.TestUtil/CalculatorInputAssert.cs	(.../CalculatorInputAssert.cs)	(revision 66894d34e58e0db658fa3183df8792ed244ccda3)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.CalculatedInput.TestUtil/CalculatorInputAssert.cs	(.../CalculatorInputAssert.cs)	(revision d9005dfa3b398d70ada0cf03cf408f8bcfc384db)
@@ -116,7 +116,7 @@
 
                 AssertLayers(original[i].NestedLayers.ToArray(), actual[i].NestedLayers.ToArray());
 
-                IMacroStabilityInwardsSoilLayerData expectedData = original[i].Data;
+                MacroStabilityInwardsSoilLayerData expectedData = original[i].Data;
                 Assert.AreEqual(expectedData.MaterialName, actual[i].MaterialName);
                 Assert.AreEqual(expectedData.UsePop, actual[i].UsePop);
                 Assert.AreEqual(expectedData.IsAquifer, actual[i].IsAquifer);