Index: Application/Ringtoets/src/Application.Ringtoets.Storage/Create/MacroStabilityInwards/MacroStabilityInwardsSoilLayer2DCreateExtensions.cs
===================================================================
diff -u -r88db4d493b026e3f5bb083d1bb33bc607ff0d63e -r1c2f91dd3d03b28ce5e493b068bc34ca4dfc9db7
--- Application/Ringtoets/src/Application.Ringtoets.Storage/Create/MacroStabilityInwards/MacroStabilityInwardsSoilLayer2DCreateExtensions.cs	(.../MacroStabilityInwardsSoilLayer2DCreateExtensions.cs)	(revision 88db4d493b026e3f5bb083d1bb33bc607ff0d63e)
+++ Application/Ringtoets/src/Application.Ringtoets.Storage/Create/MacroStabilityInwards/MacroStabilityInwardsSoilLayer2DCreateExtensions.cs	(.../MacroStabilityInwardsSoilLayer2DCreateExtensions.cs)	(revision 1c2f91dd3d03b28ce5e493b068bc34ca4dfc9db7)
@@ -52,8 +52,8 @@
             MacroStabilityInwardsSoilLayerProperties properties = soilLayer.Properties;
             return new MacroStabilityInwardsSoilLayerTwoDEntity
             {
-                OuterRingXml = new Point2DXmlSerializer().ToXml(soilLayer.OuterRing.Points),
-                HolesXml = new RingXmlSerializer().ToXml(soilLayer.Holes),
+                OuterRingXml = new Point2DCollectionXmlSerializer().ToXml(soilLayer.OuterRing.Points),
+                HolesXml = new RingCollectionXmlSerializer().ToXml(soilLayer.Holes),
 
                 IsAquifer = Convert.ToByte(properties.IsAquifer),
                 MaterialName = properties.MaterialName.DeepClone(),