diff --git a/tests/test_usecase.py b/tests/test_usecase.py
index 48b1e81..da22cd2 100644
--- a/tests/test_usecase.py
+++ b/tests/test_usecase.py
@@ -6,7 +6,6 @@ import os
 import re
 import sys
 import shutil
-import mock
 
 import six
 import ddt