diff --git a/rhodecode/tests/models/test_diff_parsers.py b/rhodecode/tests/models/test_diff_parsers.py
--- a/rhodecode/tests/models/test_diff_parsers.py
+++ b/rhodecode/tests/models/test_diff_parsers.py
@@ -1,3 +1,4 @@
+from __future__ import with_statement
 import os
 import unittest
 from rhodecode.tests import *