Index: Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Forms.TestUtil/MacroStabilityInwardsViewChartDataAssert.cs
===================================================================
diff -u -r39e941a3f116d264000cd6f46a61f64674063933 -r66964d0c53eb0d904f7ada3e3bbc1e9604e241e7
--- Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Forms.TestUtil/MacroStabilityInwardsViewChartDataAssert.cs	(.../MacroStabilityInwardsViewChartDataAssert.cs)	(revision 39e941a3f116d264000cd6f46a61f64674063933)
+++ Ringtoets/MacroStabilityInwards/test/Ringtoets.MacroStabilityInwards.Forms.TestUtil/MacroStabilityInwardsViewChartDataAssert.cs	(.../MacroStabilityInwardsViewChartDataAssert.cs)	(revision 66964d0c53eb0d904f7ada3e3bbc1e9604e241e7)
@@ -47,7 +47,7 @@
             Assert.IsInstanceOf<ChartLineData>(actual);
             var surfaceLineChartData = (ChartLineData) actual;
 
-            Assert.AreEqual(original.Points.Count(), surfaceLineChartData.Points.Length);
+            Assert.AreEqual(original.Points.Count(), surfaceLineChartData.Points.Count());
             Assert.AreEqual(original.Name, actual.Name);
             CollectionAssert.AreEqual(original.LocalGeometry, surfaceLineChartData.Points);
         }