Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Data/MacroStabilityInwardsInput.cs
===================================================================
diff -u -r8f4fac13cbc95c6e32fc0d0d517ceb887c9690ab -r5c77968df3d50b52ec1285c1305f00833fd40a79
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Data/MacroStabilityInwardsInput.cs	(.../MacroStabilityInwardsInput.cs)	(revision 8f4fac13cbc95c6e32fc0d0d517ceb887c9690ab)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.Data/MacroStabilityInwardsInput.cs	(.../MacroStabilityInwardsInput.cs)	(revision 5c77968df3d50b52ec1285c1305f00833fd40a79)
@@ -102,6 +102,8 @@
             phreaticLineOffsetBelowShoulderBaseInside = new RoundedDouble(2, double.NaN);
             phreaticLineOffsetBelowDikeToeAtPolder = new RoundedDouble(2, double.NaN);
 
+            AdjustPhreaticLine3And4ForUplift = true;
+
             leakageLengthOutwardsPhreaticLine3 = new RoundedDouble(2);
             leakageLengthInwardsPhreaticLine3 = new RoundedDouble(2);
             leakageLengthOutwardsPhreaticLine4 = new RoundedDouble(2);