Index: DamEngine/trunk/src/Deltares.DamEngine.Data/Geotechnics/SoilProfileHelper.cs
===================================================================
diff -u -r3238 -r3239
--- DamEngine/trunk/src/Deltares.DamEngine.Data/Geotechnics/SoilProfileHelper.cs	(.../SoilProfileHelper.cs)	(revision 3238)
+++ DamEngine/trunk/src/Deltares.DamEngine.Data/Geotechnics/SoilProfileHelper.cs	(.../SoilProfileHelper.cs)	(revision 3239)
@@ -27,17 +27,37 @@
             }
             else if (soilProfile.TopLevel > top)
             {
-                var layer = soilProfile.GetLayerAt(top);
+                var bottom = RemoveLayersAboveTop(originalSoilProfile1D.LayerCount, soilProfile, top);
                 var topLayer = new SoilLayer1D
                 {
                     TopLevel = top,
-                    Soil = dikeEmbankmentMaterial,
+                    Soil = originalSoilProfile1D.Layers[bottom].Soil,
                     SoilProfile = soilProfile,
-                    BottomLevel = soilProfile.TopLevel
+                    BottomLevel = originalSoilProfile1D.Layers[bottom].BottomLevel
                 };
                 soilProfile.Layers.Insert(0, topLayer);
             }
+
+            soilProfile.BottomLevel = originalSoilProfile1D.BottomLevel;
             return soilProfile;
         }
+
+        private static int RemoveLayersAboveTop(int layerCount, SoilProfile1D soilProfile, double top)
+        {
+            var index = layerCount;
+            for (int i = layerCount - 1; i >= 0; i--)
+            {
+                if (soilProfile.Layers[i].TopLevel > top)
+                {
+                    soilProfile.Layers.RemoveAt(i);
+                    if (index == layerCount)
+                    {
+                        index = i;
+                    }
+                }
+            }
+
+            return index; //soilProfile.Layers[0].TopLevel;
+        }
     }
 }
Index: DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityInwards/MacroStabilityInwardsKernelWrapperTests.cs
===================================================================
diff -u -r3238 -r3239
--- DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityInwards/MacroStabilityInwardsKernelWrapperTests.cs	(.../MacroStabilityInwardsKernelWrapperTests.cs)	(revision 3238)
+++ DamEngine/trunk/src/Deltares.DamEngine.Calculators.Tests/KernelWrappers/MacroStabilityInwards/MacroStabilityInwardsKernelWrapperTests.cs	(.../MacroStabilityInwardsKernelWrapperTests.cs)	(revision 3239)
@@ -171,7 +171,7 @@
             var sd = kernelInput.DamFailureMechanismeCalculationSpecification.FailureMechanismParametersMStab
                 .MStabParameters.SlipCircleDefinition;
             
-            sd.UpliftVanTangentLinesDefinition = TangentLinesDefinition.OnBoundaryLines;
+            sd.UpliftVanTangentLinesDefinition = TangentLinesDefinition.Specified;
             PrepareResult prepareResult = kernelWrapper.Prepare(kernelInput, 0, out IKernelDataInput kernelDataInput, out IKernelDataOutput kernelDataOutput);
             Assert.AreEqual(PrepareResult.Successful, prepareResult);