diff --git a/test-requirements.txt b/test-requirements.txt
index 9326b6f..993e44a 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -2,6 +2,5 @@
 flake8
 stestr>=2.2.0
 charms.reactive
-mock>=1.2
 coverage>=3.6
 git+https://github.com/openstack/charms.openstack.git#egg=charms.openstack
diff --git a/unit_tests/test_provides.py b/unit_tests/test_provides.py
index d4f25df..9b4e453 100644
--- a/unit_tests/test_provides.py
+++ b/unit_tests/test_provides.py
@@ -11,7 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-import mock
+from unittest import mock
 import unittest
 
 import provides
diff --git a/unit_tests/test_requires.py b/unit_tests/test_requires.py
index 12372dc..e31f3c5 100644
--- a/unit_tests/test_requires.py
+++ b/unit_tests/test_requires.py
@@ -11,7 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-import mock
+from unittest import mock
 
 import requires