Index: Ringtoets/HeightStructures/test/Ringtoets.HeightStructures.Integration.Test/HeightStructuresCalculationActivityIntegrationTest.cs
===================================================================
diff -u -rf7a59fd08416d0f7d7d38dc91b3c1d98d2a7b539 -ra8bfedc443289dd37ebd3c2304d4c4add4ef7d58
--- Ringtoets/HeightStructures/test/Ringtoets.HeightStructures.Integration.Test/HeightStructuresCalculationActivityIntegrationTest.cs	(.../HeightStructuresCalculationActivityIntegrationTest.cs)	(revision f7a59fd08416d0f7d7d38dc91b3c1d98d2a7b539)
+++ Ringtoets/HeightStructures/test/Ringtoets.HeightStructures.Integration.Test/HeightStructuresCalculationActivityIntegrationTest.cs	(.../HeightStructuresCalculationActivityIntegrationTest.cs)	(revision a8bfedc443289dd37ebd3c2304d4c4add4ef7d58)
@@ -167,7 +167,7 @@
             {
                 var calculator = ((TestHydraRingCalculatorFactory) HydraRingCalculatorFactory.Instance).StructuresOvertoppingCalculator;
                 calculator.EndInFailure = true;
-                calculator.LastErrorContent = "An error occured";
+                calculator.LastErrorContent = "An error occurred";
 
                 // Call
                 Action call = () => activity.Run();
@@ -271,7 +271,7 @@
             {
                 var calculator = ((TestHydraRingCalculatorFactory) HydraRingCalculatorFactory.Instance).StructuresOvertoppingCalculator;
                 calculator.EndInFailure = false;
-                calculator.LastErrorContent = "An error occured";
+                calculator.LastErrorContent = "An error occurred";
 
                 // Call
                 Action call = () => activity.Run();