1 files changed, 1 insertions, 2 deletions

diff --git a/tests/storage/test_base.py b/tests/storage/test_base.py

index eac7e4dcd2..54e9e7f6fe 100644
--- a/tests/storage/test_base.py
+++ b/tests/storage/test_base.py
@@ -15,8 +15,7 @@
 
 
 from collections import OrderedDict
-
-from mock import Mock
+from unittest.mock import Mock
 
 from twisted.internet import defer