diff --git a/zulip_bots/zulip_bots/test_lib.py b/zulip_bots/zulip_bots/test_lib.py
index 69afd67..6074d18 100755
--- a/zulip_bots/zulip_bots/test_lib.py
+++ b/zulip_bots/zulip_bots/test_lib.py
@@ -1,7 +1,4 @@
-import mock
-
 from mock import patch
-
 from unittest import TestCase
 
 from typing import List, Dict, Any, Tuple