diff --git a/tvtk/array_handler.py b/tvtk/array_handler.py
index 708b1fd9..0aa3aabd 100644
--- a/tvtk/array_handler.py
+++ b/tvtk/array_handler.py
@@ -46,7 +46,10 @@
 elif VTK_LONG_TYPE_SIZE == 8:
     LONG_TYPE_CODE = numpy.int64
     ULONG_TYPE_CODE = numpy.uint64
-    LONG_LONG_TYPE_CODE = None
+    if VTK_ID_TYPE_SIZE == 4:
+        LONG_LONG_TYPE_CODE = numpy.int64
+    else:
+        LONG_LONG_TYPE_CODE = None
 
 BASE_REFERENCE_COUNT = vtk.vtkObject().GetReferenceCount()