Index: Ringtoets/Piping/test/Ringtoets.Piping.IO.Test/Readers/PipingConfigurationReaderTest.cs
===================================================================
diff -u -rfde9fb747c4afe9b3c32a80e1efeef24b535decd -r8671638e75e316eac86bb309bbbbc28d35a6f993
--- Ringtoets/Piping/test/Ringtoets.Piping.IO.Test/Readers/PipingConfigurationReaderTest.cs	(.../PipingConfigurationReaderTest.cs)	(revision fde9fb747c4afe9b3c32a80e1efeef24b535decd)
+++ Ringtoets/Piping/test/Ringtoets.Piping.IO.Test/Readers/PipingConfigurationReaderTest.cs	(.../PipingConfigurationReaderTest.cs)	(revision 8671638e75e316eac86bb309bbbbc28d35a6f993)
@@ -141,6 +141,9 @@
                 yield return new TestCaseData("invalidCalculationMultipleStochasticSoilProfile.xml",
                                               "The element 'berekening' has invalid child element 'ondergrondschematisatie'.")
                     .SetName("invalidCalculationMultipleStochasticSoilProfile");
+                yield return new TestCaseData("invalidCalculationMultipleStochasts.xml",
+                                              "The element 'berekening' has invalid child element 'stochasts'.")
+                    .SetName("invalidCalculationMultipleStochasts");
             }
         }
 
Index: Ringtoets/Piping/test/Ringtoets.Piping.IO.Test/test-data/PipingConfigurationReader/invalidCalculationMultipleStochasts.xml
===================================================================
diff -u
--- Ringtoets/Piping/test/Ringtoets.Piping.IO.Test/test-data/PipingConfigurationReader/invalidCalculationMultipleStochasts.xml	(revision 0)
+++ Ringtoets/Piping/test/Ringtoets.Piping.IO.Test/test-data/PipingConfigurationReader/invalidCalculationMultipleStochasts.xml	(revision 8671638e75e316eac86bb309bbbbc28d35a6f993)
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<root>
+  <berekening naam="Calculation">
+    <stochasts/>
+    <stochasts/>
+  </berekening>
+</root>
\ No newline at end of file
Index: Ringtoets/Piping/test/Ringtoets.Piping.IO.Test/test-data/PipingConfigurationReader/validConfigurationFullCalculationContainingHydraulicBoundaryLocation.xml
===================================================================
diff -u -rf648a2ccf55c5a0f35eed517e3d2f6d9ded20ab7 -r8671638e75e316eac86bb309bbbbc28d35a6f993
--- Ringtoets/Piping/test/Ringtoets.Piping.IO.Test/test-data/PipingConfigurationReader/validConfigurationFullCalculationContainingHydraulicBoundaryLocation.xml	(.../validConfigurationFullCalculationContainingHydraulicBoundaryLocation.xml)	(revision f648a2ccf55c5a0f35eed517e3d2f6d9ded20ab7)
+++ Ringtoets/Piping/test/Ringtoets.Piping.IO.Test/test-data/PipingConfigurationReader/validConfigurationFullCalculationContainingHydraulicBoundaryLocation.xml	(.../validConfigurationFullCalculationContainingHydraulicBoundaryLocation.xml)	(revision 8671638e75e316eac86bb309bbbbc28d35a6f993)
@@ -16,6 +16,6 @@
         <verwachtingswaarde>6.6</verwachtingswaarde>
         <standaardafwijking>7.7</standaardafwijking>
       </stochast>
-    <stochasten>
+    </stochasten>
   </berekening>
 </root>
\ No newline at end of file