diff --git a/services/test/spam_svc_test.py b/services/test/spam_svc_test.py
index 67b53cf..351ec62 100644
--- a/services/test/spam_svc_test.py
+++ b/services/test/spam_svc_test.py
@@ -11,7 +11,10 @@
 import mock
 import unittest
 
-import mox
+try:
+  from mox3 import mox
+except ImportError:
+  import mox
 
 from google.appengine.ext import testbed