Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/SubCalculator/IUpliftVanCalculator.cs
===================================================================
diff -u -r34ad98587d7f114c9f7c2233199b34fc1ef6dc76 -r9143ff3b15c83b84e3d30f2eb193f951f7295935
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/SubCalculator/IUpliftVanCalculator.cs	(.../IUpliftVanCalculator.cs)	(revision 34ad98587d7f114c9f7c2233199b34fc1ef6dc76)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.KernelWrapper/SubCalculator/IUpliftVanCalculator.cs	(.../IUpliftVanCalculator.cs)	(revision 9143ff3b15c83b84e3d30f2eb193f951f7295935)
@@ -95,5 +95,10 @@
         /// [m]
         /// </summary>
         double SlipPlaneMinimumLength { set; }
+
+        /// <summary>
+        /// Gets the factory of stability.
+        /// </summary>
+        double FactoryOfStability { get; }
     }
 }
\ No newline at end of file