Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Data.Test/MacroStabilityInwardsInputTest.cs
===================================================================
diff -u -r7438751456088ede76933c01627857c4e11681c9 -r90a9502badff5788374461a1b2179a5dd0e866a2
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Data.Test/MacroStabilityInwardsInputTest.cs	(.../MacroStabilityInwardsInputTest.cs)	(revision 7438751456088ede76933c01627857c4e11681c9)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Data.Test/MacroStabilityInwardsInputTest.cs	(.../MacroStabilityInwardsInputTest.cs)	(revision 90a9502badff5788374461a1b2179a5dd0e866a2)
@@ -46,6 +46,7 @@
             // Assert
             Assert.IsInstanceOf<Observable>(inputParameters);
             Assert.IsInstanceOf<ICalculationInput>(inputParameters);
+            Assert.IsInstanceOf<IMacroStabilityInwardsWaternetInput>(inputParameters);
 
             Assert.IsNull(inputParameters.SurfaceLine);
             Assert.IsNull(inputParameters.StochasticSoilModel);