diff --git a/GPy/testing/test_mpi.py b/GPy/testing/test_mpi.py
index 51a50eef..6bca1e95 100644
--- a/GPy/testing/test_mpi.py
+++ b/GPy/testing/test_mpi.py
@@ -1,7 +1,6 @@
 # Copyright (c) 2013-2014, Zhenwen Dai
 # Licensed under the BSD 3-clause license (see LICENSE.txt)
 
-import unittest
 import numpy as np
 
 try: