diff --git a/lower-constraints.txt b/lower-constraints.txt
index b72f434..da5fa1a 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -46,7 +46,6 @@ MarkupSafe==1.0
 mccabe==0.2.1
 mock==2.0.0
 monotonic==0.6
-mox3==0.20.0
 msgpack-python==0.4.0
 munch==2.1.0
 netaddr==0.7.18
diff --git a/neutron_vpnaas_dashboard/dashboards/project/vpn/tests.py b/neutron_vpnaas_dashboard/dashboards/project/vpn/tests.py
index 5e98a53..ba4bf1a 100644
--- a/neutron_vpnaas_dashboard/dashboards/project/vpn/tests.py
+++ b/neutron_vpnaas_dashboard/dashboards/project/vpn/tests.py
@@ -26,8 +26,6 @@ from neutron_vpnaas_dashboard.test import helpers as test
 
 class VPNTests(test.TestCase):
 
-    use_mox = False
-
     class AttributeDict(dict):
         def __getattr__(self, attr):
             return self[attr]
diff --git a/neutron_vpnaas_dashboard/test/api_tests/test_vpnaas.py b/neutron_vpnaas_dashboard/test/api_tests/test_vpnaas.py
index 26bd42d..b9d4150 100644
--- a/neutron_vpnaas_dashboard/test/api_tests/test_vpnaas.py
+++ b/neutron_vpnaas_dashboard/test/api_tests/test_vpnaas.py
@@ -23,8 +23,6 @@ neutronclient = client.Client
 
 class VPNaasApiTests(test.APITestCase):
 
-    use_mox = False
-
     @helpers.create_mocks({neutronclient: ('create_vpnservice',)})
     def test_vpnservice_create(self):
         vpnservice1 = self.api_vpnservices.first()