Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.IO/Configurations/MacroStabilityInwardsCalculationConfigurationSchemaIdentifiers.cs
===================================================================
diff -u -r2ef33b18220a8c8682c261ae78f261e85ce9a21a -rcbfda96c30eb17a999ebf82ec545dcbae8935dcc
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.IO/Configurations/MacroStabilityInwardsCalculationConfigurationSchemaIdentifiers.cs	(.../MacroStabilityInwardsCalculationConfigurationSchemaIdentifiers.cs)	(revision 2ef33b18220a8c8682c261ae78f261e85ce9a21a)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.IO/Configurations/MacroStabilityInwardsCalculationConfigurationSchemaIdentifiers.cs	(.../MacroStabilityInwardsCalculationConfigurationSchemaIdentifiers.cs)	(revision cbfda96c30eb17a999ebf82ec545dcbae8935dcc)
@@ -126,6 +126,11 @@
         public const string LeakageLengthElement = "leklengtes";
 
         /// <summary>
+        /// The identifier for piezometric head elements.
+        /// </summary>
+        public const string PiezometricHeadElement = "stijghoogtes";
+
+        /// <summary>
         /// The tag of the element containing the value indicating the phreatic line inwards leakage length or piezometric head.
         /// </summary>
         public const string PhreaticLineInwardsElement = "binnenwaarts";