Index: Ringtoets/Piping/test/Ringtoets.Piping.Data.Test/PipingCalculationTest.cs
===================================================================
diff -u -rc5f90c4f9b42d985f16f99ad8732576b9217267a -rf5e1194ee412e86277cee388a75c39db189f2b3e
--- Ringtoets/Piping/test/Ringtoets.Piping.Data.Test/PipingCalculationTest.cs	(.../PipingCalculationTest.cs)	(revision c5f90c4f9b42d985f16f99ad8732576b9217267a)
+++ Ringtoets/Piping/test/Ringtoets.Piping.Data.Test/PipingCalculationTest.cs	(.../PipingCalculationTest.cs)	(revision f5e1194ee412e86277cee388a75c39db189f2b3e)
@@ -256,14 +256,14 @@
         }
 
         [Test]
-        public void Input_Always_ReturnsInputParamaters()
+        public void GetObservableInput_Always_ReturnsInputParamaters()
         {
             // Setup
             var calculation = new PipingCalculation(new GeneralPipingInput(), new NormProbabilityPipingInput());
             var inputParameters = calculation.InputParameters;
 
             // Call
-            var input = calculation.Input;
+            ICalculationInput input = calculation.GetObservableInput();
 
             // Assert
             Assert.AreEqual(inputParameters, input);