diff --git a/anuga/parallel/distribute_mesh.py b/anuga/parallel/distribute_mesh.py
index 8101ae1a5..a43be3e49 100644
--- a/anuga/parallel/distribute_mesh.py
+++ b/anuga/parallel/distribute_mesh.py
@@ -27,7 +27,7 @@
 from math import floor
 
 import numpy as num
-import numpy.lib.arraysetops as numset
+import numpy.lib._arraysetops_impl as numset
 
 from anuga.abstract_2d_finite_volumes.neighbour_mesh import Mesh
 from anuga import indent