diff --git a/test-requirements.txt b/test-requirements.txt
index 1371e6d..1e32528 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -5,4 +5,3 @@ stestr>=2.0.0 # Apache-2.0
 testresources>=2.0.0 # Apache-2.0/BSD
 testtools>=2.2.0 # MIT
 ddt>=1.0.1 # MIT
-mock>=2.0.0 # BSD
diff --git a/tests.py b/tests.py
index 082228f..ebc9d79 100644
--- a/tests.py
+++ b/tests.py
@@ -22,7 +22,7 @@ from ddt import data, ddt, unpack
 from jinja2 import Environment
 from jinja2.exceptions import TemplateRuntimeError
 
-from mock import Mock, patch
+from unittest.mock import Mock, patch
 import os
 import renderspec
 import renderspec.contextfuncs