Index: Ringtoets/GrassCoverErosionInwards/src/Ringtoets.GrassCoverErosionInwards.Data/DikeProfile.cs
===================================================================
diff -u -r886c94611e3a5cc72a9e134a7fb02ba617fe7f38 -rba00ac482d95f158a6f51caec7b0de3d1e1ecc4c
--- Ringtoets/GrassCoverErosionInwards/src/Ringtoets.GrassCoverErosionInwards.Data/DikeProfile.cs	(.../DikeProfile.cs)	(revision 886c94611e3a5cc72a9e134a7fb02ba617fe7f38)
+++ Ringtoets/GrassCoverErosionInwards/src/Ringtoets.GrassCoverErosionInwards.Data/DikeProfile.cs	(.../DikeProfile.cs)	(revision ba00ac482d95f158a6f51caec7b0de3d1e1ecc4c)
@@ -119,7 +119,7 @@
         /// <summary>
         /// Gets the geometry of the foreshore.
         /// </summary>
-        public Point2D[] ForeshoreGeometry { get; private set; }
+        public RoundedPoint2DCollection ForeshoreGeometry { get; private set; }
 
         /// <summary>
         /// Gets the geometry of the dike with roughness data.
@@ -179,7 +179,7 @@
                 throw new ArgumentException(Resources.DikeProfile_SetForeshoreGeometry_A_point_in_the_collection_is_null);
             }
 
-            ForeshoreGeometry = points.ToArray();
+            ForeshoreGeometry = new RoundedPoint2DCollection(2, points);
         }
     }
 }
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