diff --git a/setup.py b/setup.py
index <HASH>..<HASH> 100644
--- a/setup.py
+++ b/setup.py
@@ -47,7 +47,7 @@ setup(
         'requests'
     ],
     extras_require={
-        'test': ['tox', 'pytest', 'flake8', 'responses', 'mock'],
+        'test': ['tox', 'pytest', 'flake8', 'responses'],
         'doc': ['Sphinx==1.4.6', 'sphinx-rtd-theme==0.1.9', 'sphinxcontrib-napoleon==0.5.3'],
     }
 )
diff --git a/test/client_test.py b/test/client_test.py
index <HASH>..<HASH> 100644
--- a/test/client_test.py
+++ b/test/client_test.py
@@ -1,7 +1,6 @@
 import pytest
 import responses
 import json
-from mock import MagicMock
 from matrix_client.client import MatrixClient, Room, User
 from matrix_client.api import MATRIX_V2_API_PATH
Remove unneeded test dependency on mock package