diff --git a/Modules/Core/Mesh/wrapping/test/itkMeshArrayPixelTypeTest.py b/Modules/Core/Mesh/wrapping/test/itkMeshArrayPixelTypeTest.py
index 74cdae8874e..a6d9d8099ec 100644
--- a/Modules/Core/Mesh/wrapping/test/itkMeshArrayPixelTypeTest.py
+++ b/Modules/Core/Mesh/wrapping/test/itkMeshArrayPixelTypeTest.py
@@ -27,11 +27,7 @@
 mesh = MeshType.New()
 
 # Create Vector Container and Store values in it for each Point
-# For windows use itk.ULL
-if hasattr(itk.VectorContainer, "ULAD"):
-    IdentifierType = itk.UL
-else:
-    IdentifierType = itk.ULL
+IdentifierType = itk.IT
 
 v = itk.VectorContainer[IdentifierType, PixelType].New()
 v.Reserve(NumberOfPoints)