diff --git a/test-requirements.txt b/test-requirements.txt
index e7f2465e89..aea65b40f2 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -13,7 +13,7 @@ wsgi_intercept>=0.6.1 # MIT License
 proboscis==1.2.5.3
 http://tarballs.openstack.org/python-troveclient/python-troveclient-master.tar.gz#egg=python-troveclient
 mock>=1.0
-mox>=0.5.3
+mox3>=0.7.0
 testtools>=0.9.34
 discover
 testrepository>=0.0.18
diff --git a/trove/tests/api/instances_resize.py b/trove/tests/api/instances_resize.py
index e50fa76a5e..9cd3573404 100644
--- a/trove/tests/api/instances_resize.py
+++ b/trove/tests/api/instances_resize.py
@@ -13,8 +13,8 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import mox
 from mock import Mock
+from mox3 import mox
 from testtools import TestCase
 from proboscis import test
 
diff --git a/trove/tests/api/mgmt/instances_actions.py b/trove/tests/api/mgmt/instances_actions.py
index 59956f39b1..051a8aed4f 100644
--- a/trove/tests/api/mgmt/instances_actions.py
+++ b/trove/tests/api/mgmt/instances_actions.py
@@ -12,7 +12,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import mox
+from mox3 import mox
 import trove.common.instance as tr_instance
 from trove.backup import models as backup_models
 from trove.common.context import TroveContext