Index: Ringtoets/StabilityStoneCover/src/Ringtoets.StabilityStoneCover.Data/StabilityStoneCoverFailureMechanismSectionResult.cs
===================================================================
diff -u -r16a12e1f4fc8f71595b2bc36de24655fbd4ac7d3 -rd7696913d8f9239cb80eb2c3bac6cc0ccf23d479
--- Ringtoets/StabilityStoneCover/src/Ringtoets.StabilityStoneCover.Data/StabilityStoneCoverFailureMechanismSectionResult.cs	(.../StabilityStoneCoverFailureMechanismSectionResult.cs)	(revision 16a12e1f4fc8f71595b2bc36de24655fbd4ac7d3)
+++ Ringtoets/StabilityStoneCover/src/Ringtoets.StabilityStoneCover.Data/StabilityStoneCoverFailureMechanismSectionResult.cs	(.../StabilityStoneCoverFailureMechanismSectionResult.cs)	(revision d7696913d8f9239cb80eb2c3bac6cc0ccf23d479)
@@ -22,6 +22,7 @@
 using System;
 using Core.Common.Base.Data;
 using Ringtoets.Common.Data.FailureMechanism;
+using Ringtoets.Common.Primitives;
 
 namespace Ringtoets.StabilityStoneCover.Data
 {