Index: Ringtoets/Piping/test/Ringtoets.Piping.Data.Test/PipingProbabilityAssessmentInputTest.cs
===================================================================
diff -u -rb190a14336e0d8fe9aec34e81a68194081c76155 -r974fb1eadbd8a630c7a992648ad42ac85ec205b1
--- Ringtoets/Piping/test/Ringtoets.Piping.Data.Test/PipingProbabilityAssessmentInputTest.cs	(.../PipingProbabilityAssessmentInputTest.cs)	(revision b190a14336e0d8fe9aec34e81a68194081c76155)
+++ Ringtoets/Piping/test/Ringtoets.Piping.Data.Test/PipingProbabilityAssessmentInputTest.cs	(.../PipingProbabilityAssessmentInputTest.cs)	(revision 974fb1eadbd8a630c7a992648ad42ac85ec205b1)
@@ -41,10 +41,12 @@
         }
 
         [Test]
+        [SetCulture("nl-NL")]
         [TestCase(-1)]
         [TestCase(-0.1)]
         [TestCase(1.1)]
         [TestCase(8)]
+        [TestCase(double.NaN)]
         public void A_InvalidValue_ThrowsArgumentException(double value)
         {
             // Setup
@@ -55,7 +57,7 @@
 
             // Assert
             var exception = Assert.Throws<ArgumentException>(call);
-            Assert.AreEqual("De waarde moet in het bereik [0, 1] liggen.", exception.Message);
+            Assert.AreEqual("De waarde moet in het bereik [0,0, 1,0] liggen.", exception.Message);
         }
 
         [Test]