Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Data.TestUtil/TestMacroStabilityInwardsFailureMechanism.cs
===================================================================
diff -u -rcd90ebf744fb74f0d4b0dd6ee06f9c39b5faf213 -r99f686f22091051a65ff1ee20abd68ffad713647
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Data.TestUtil/TestMacroStabilityInwardsFailureMechanism.cs	(.../TestMacroStabilityInwardsFailureMechanism.cs)	(revision cd90ebf744fb74f0d4b0dd6ee06f9c39b5faf213)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Data.TestUtil/TestMacroStabilityInwardsFailureMechanism.cs	(.../TestMacroStabilityInwardsFailureMechanism.cs)	(revision 99f686f22091051a65ff1ee20abd68ffad713647)
@@ -45,7 +45,7 @@
         /// <returns>A new instance of <see cref="TestMacroStabilityInwardsFailureMechanism"/>.</returns>
         public static TestMacroStabilityInwardsFailureMechanism GetFailureMechanismWithSurfaceLinesAndStochasticSoilModels()
         {
-            var surfaceLine = new MacroStabilityInwardsSurfaceLine
+            var surfaceLine = new MacroStabilityInwardsSurfaceLine(string.Empty)
             {
                 ReferenceLineIntersectionWorldPoint = new Point2D(0.0, 0.0)
             };