diff --git a/tempest/tests/test_tenant_isolation.py b/tempest/tests/test_tenant_isolation.py
index 7fcf8d1..fa1b6f7 100644
--- a/tempest/tests/test_tenant_isolation.py
+++ b/tempest/tests/test_tenant_isolation.py
@@ -46,13 +46,13 @@
     def test_tempest_client(self):
         iso_creds = isolated_creds.IsolatedCreds(name='test class')
         self.assertTrue(isinstance(iso_creds.identity_admin_client,
-                                   json_iden_client.IdentityClientJSON))
+                                   json_iden_client.IdentityClient))
         self.assertTrue(isinstance(iso_creds.network_admin_client,
-                                   json_network_client.NetworkClientJSON))
+                                   json_network_client.NetworkClient))
 
     def _mock_user_create(self, id, name):
         user_fix = self.useFixture(mockpatch.PatchObject(
-            json_iden_client.IdentityClientJSON,
+            json_iden_client.IdentityClient,
             'create_user',
             return_value=(service_client.ResponseBody
                           (200, {'id': id, 'name': name}))))
@@ -60,7 +60,7 @@
 
     def _mock_tenant_create(self, id, name):
         tenant_fix = self.useFixture(mockpatch.PatchObject(
-            json_iden_client.IdentityClientJSON,
+            json_iden_client.IdentityClient,
             'create_tenant',
             return_value=(service_client.ResponseBody
                           (200, {'id': id, 'name': name}))))
@@ -68,7 +68,7 @@
 
     def _mock_list_roles(self, id, name):
         roles_fix = self.useFixture(mockpatch.PatchObject(
-            json_iden_client.IdentityClientJSON,
+            json_iden_client.IdentityClient,
             'list_roles',
             return_value=(service_client.ResponseBodyList
                           (200,
@@ -78,7 +78,7 @@
 
     def _mock_list_2_roles(self):
         roles_fix = self.useFixture(mockpatch.PatchObject(
-            json_iden_client.IdentityClientJSON,
+            json_iden_client.IdentityClient,
             'list_roles',
             return_value=(service_client.ResponseBodyList
                           (200,
@@ -89,7 +89,7 @@
 
     def _mock_assign_user_role(self):
         tenant_fix = self.useFixture(mockpatch.PatchObject(
-            json_iden_client.IdentityClientJSON,
+            json_iden_client.IdentityClient,
             'assign_user_role',
             return_value=(service_client.ResponseBody
                           (200, {}))))
@@ -97,7 +97,7 @@
 
     def _mock_list_role(self):
         roles_fix = self.useFixture(mockpatch.PatchObject(
-            json_iden_client.IdentityClientJSON,
+            json_iden_client.IdentityClient,
             'list_roles',
             return_value=(service_client.ResponseBodyList
                           (200, [{'id': '1', 'name': 'FakeRole'}]))))
@@ -105,7 +105,7 @@
 
     def _mock_list_ec2_credentials(self, user_id, tenant_id):
         ec2_creds_fix = self.useFixture(mockpatch.PatchObject(
-            json_iden_client.IdentityClientJSON,
+            json_iden_client.IdentityClient,
             'list_user_ec2_credentials',
             return_value=(service_client.ResponseBodyList
                           (200, [{'access': 'fake_access',
@@ -131,7 +131,7 @@
 
     def _mock_router_create(self, id, name):
         router_fix = self.useFixture(mockpatch.PatchObject(
-            json_network_client.NetworkClientJSON,
+            json_network_client.NetworkClient,
             'create_router',
             return_value={'router': {'id': id, 'name': name}}))
         return router_fix
@@ -159,11 +159,11 @@
         self._mock_user_create('1234', 'fake_admin_user')
         self._mock_tenant_create('1234', 'fake_admin_tenant')
 
-        user_mock = mock.patch.object(json_iden_client.IdentityClientJSON,
+        user_mock = mock.patch.object(json_iden_client.IdentityClient,
                                       'assign_user_role')
         user_mock.start()
         self.addCleanup(user_mock.stop)
-        with mock.patch.object(json_iden_client.IdentityClientJSON,
+        with mock.patch.object(json_iden_client.IdentityClient,
                                'assign_user_role') as user_mock:
             admin_creds = iso_creds.get_admin_creds()
         user_mock.assert_has_calls([
@@ -182,11 +182,11 @@
         self._mock_user_create('1234', 'fake_role_user')
         self._mock_tenant_create('1234', 'fake_role_tenant')
 
-        user_mock = mock.patch.object(json_iden_client.IdentityClientJSON,
+        user_mock = mock.patch.object(json_iden_client.IdentityClient,
                                       'assign_user_role')
         user_mock.start()
         self.addCleanup(user_mock.stop)
-        with mock.patch.object(json_iden_client.IdentityClientJSON,
+        with mock.patch.object(json_iden_client.IdentityClient,
                                'assign_user_role') as user_mock:
             role_creds = iso_creds.get_creds_by_roles(roles=['role1', 'role2'])
         calls = user_mock.mock_calls
@@ -220,10 +220,10 @@
         iso_creds.get_admin_creds()
         user_mock = self.patch(
             'tempest.services.identity.v2.json.identity_client.'
-            'IdentityClientJSON.delete_user')
+            'IdentityClient.delete_user')
         tenant_mock = self.patch(
             'tempest.services.identity.v2.json.identity_client.'
-            'IdentityClientJSON.delete_tenant')
+            'IdentityClient.delete_tenant')
         iso_creds.clear_isolated_creds()
         # Verify user delete calls
         calls = user_mock.mock_calls
@@ -297,7 +297,7 @@
         self._mock_subnet_create(iso_creds, '1234', 'fake_subnet')
         self._mock_router_create('1234', 'fake_router')
         router_interface_mock = self.patch(
-            'tempest.services.network.json.network_client.NetworkClientJSON.'
+            'tempest.services.network.json.network_client.NetworkClient.'
             'add_router_interface_with_subnet_id')
         primary_creds = iso_creds.get_primary_creds()
         router_interface_mock.called_once_with('1234', '1234')
@@ -329,7 +329,7 @@
         self._mock_subnet_create(iso_creds, '1234', 'fake_subnet')
         self._mock_router_create('1234', 'fake_router')
         router_interface_mock = self.patch(
-            'tempest.services.network.json.network_client.NetworkClientJSON.'
+            'tempest.services.network.json.network_client.NetworkClient.'
             'add_router_interface_with_subnet_id')
         iso_creds.get_primary_creds()
         router_interface_mock.called_once_with('1234', '1234')
@@ -355,9 +355,9 @@
         self._mock_list_roles('123456', 'admin')
         iso_creds.get_admin_creds()
         self.patch('tempest.services.identity.v2.json.identity_client.'
-                   'IdentityClientJSON.delete_user')
+                   'IdentityClient.delete_user')
         self.patch('tempest.services.identity.v2.json.identity_client.'
-                   'IdentityClientJSON.delete_tenant')
+                   'IdentityClient.delete_tenant')
         net = mock.patch.object(iso_creds.network_admin_client,
                                 'delete_network')
         net_mock = net.start()
@@ -368,7 +368,7 @@
                                    'delete_router')
         router_mock = router.start()
         remove_router_interface_mock = self.patch(
-            'tempest.services.network.json.network_client.NetworkClientJSON.'
+            'tempest.services.network.json.network_client.NetworkClient.'
             'remove_router_interface_with_subnet_id')
         return_values = ({'status': 200}, {'ports': []})
         port_list_mock = mock.patch.object(iso_creds.network_admin_client,
@@ -384,7 +384,7 @@
         return_values = (fake_http.fake_httplib({}, status=204), {})
         remove_secgroup_mock = self.patch(
             'tempest.services.network.json.network_client.'
-            'NetworkClientJSON.delete', return_value=return_values)
+            'NetworkClient.delete', return_value=return_values)
         iso_creds.clear_isolated_creds()
         # Verify default security group delete
         calls = remove_secgroup_mock.mock_calls
@@ -438,7 +438,7 @@
         self._mock_subnet_create(iso_creds, '1234', 'fake_alt_subnet')
         self._mock_router_create('1234', 'fake_alt_router')
         router_interface_mock = self.patch(
-            'tempest.services.network.json.network_client.NetworkClientJSON.'
+            'tempest.services.network.json.network_client.NetworkClient.'
             'add_router_interface_with_subnet_id')
         alt_creds = iso_creds.get_alt_creds()
         router_interface_mock.called_once_with('1234', '1234')
@@ -462,7 +462,7 @@
         self._mock_subnet_create(iso_creds, '1234', 'fake_admin_subnet')
         self._mock_router_create('1234', 'fake_admin_router')
         router_interface_mock = self.patch(
-            'tempest.services.network.json.network_client.NetworkClientJSON.'
+            'tempest.services.network.json.network_client.NetworkClient.'
             'add_router_interface_with_subnet_id')
         self._mock_list_roles('123456', 'admin')
         admin_creds = iso_creds.get_admin_creds()