Index: DamEngine/trunk/src/Deltares.DamEngine.IntegrationTests/IntegrationTests/OperationalHHNKTests.cs
===================================================================
diff -u -r5829 -r5876
--- DamEngine/trunk/src/Deltares.DamEngine.IntegrationTests/IntegrationTests/OperationalHHNKTests.cs	(.../OperationalHHNKTests.cs)	(revision 5829)
+++ DamEngine/trunk/src/Deltares.DamEngine.IntegrationTests/IntegrationTests/OperationalHHNKTests.cs	(.../OperationalHHNKTests.cs)	(revision 5876)
@@ -36,6 +36,7 @@
     private const double tolerance = 0.00051;
 
     [Test]
+    [Category(Categories.Slow)]
     public void Run2DStabilityInside_UsingTestFile_HasExpectedResultsInOutputFile()
     {
         const string calcDir = "TestOperationalHHNKPurmer";