diff --git a/doc/source/configuration.rst b/doc/source/configuration.rst
index 1b2b6d2..a16f3b7 100644
--- a/doc/source/configuration.rst
+++ b/doc/source/configuration.rst
@@ -9,16 +9,6 @@
 config file which explains the purpose of each individual option. You can see
 the sample config file here: :ref:`tempest-sampleconf`
 
-Lock Path
----------
-
-There are some tests and operations inside of tempest that need to be
-externally locked when running in parallel to prevent them from running at
-the same time. This is a mandatory step for configuring tempest and is still
-needed even when running serially. All that is needed to do this is:
-
- #. Set the lock_path option in the oslo_concurrency group
-
 Auth/Credentials
 ----------------
 
diff --git a/tempest/api/compute/servers/test_server_personality.py b/tempest/api/compute/servers/test_server_personality.py
index 58d26d3..c948f8c 100644
--- a/tempest/api/compute/servers/test_server_personality.py
+++ b/tempest/api/compute/servers/test_server_personality.py
@@ -55,13 +55,14 @@
         file_path = '/test.txt'
         personality = [{'path': file_path,
                         'contents': base64.b64encode(file_contents)}]
-        server = self.create_test_server(personality=personality,
-                                         wait_until='ACTIVE',
-                                         validatable=True)
+        created_server = self.create_test_server(personality=personality,
+                                                 wait_until='ACTIVE',
+                                                 validatable=True)
+        server = self.client.show_server(created_server['id'])['server']
         if CONF.validation.run_validation:
             linux_client = remote_client.RemoteClient(
                 self.get_server_ip(server),
-                self.ssh_user, server['adminPass'],
+                self.ssh_user, created_server['adminPass'],
                 self.validation_resources['keypair']['private_key'])
             self.assertEqual(file_contents,
                              linux_client.exec_command(
@@ -116,13 +117,14 @@
                 'path': path,
                 'contents': base64.b64encode(file_contents),
             })
-        server = self.create_test_server(personality=person,
-                                         wait_until='ACTIVE',
-                                         validatable=True)
+        created_server = self.create_test_server(personality=person,
+                                                 wait_until='ACTIVE',
+                                                 validatable=True)
+        server = self.client.show_server(created_server['id'])['server']
         if CONF.validation.run_validation:
             linux_client = remote_client.RemoteClient(
                 self.get_server_ip(server),
-                self.ssh_user, server['adminPass'],
+                self.ssh_user, created_server['adminPass'],
                 self.validation_resources['keypair']['private_key'])
             for i in person:
                 self.assertEqual(base64.b64decode(i['contents']),
diff --git a/tempest/api/identity/admin/v3/test_endpoints.py b/tempest/api/identity/admin/v3/test_endpoints.py
index 429e2e3..2ac832e 100644
--- a/tempest/api/identity/admin/v3/test_endpoints.py
+++ b/tempest/api/identity/admin/v3/test_endpoints.py
@@ -34,8 +34,8 @@
         s_type = data_utils.rand_name('type')
         s_description = data_utils.rand_name('description')
         cls.service_data = (
-            cls.service_client.create_service(name=s_name, type=s_type,
-                                              description=s_description))
+            cls.services_client.create_service(name=s_name, type=s_type,
+                                               description=s_description))
         cls.service_data = cls.service_data['service']
         cls.service_id = cls.service_data['id']
         cls.service_ids.append(cls.service_id)
@@ -56,7 +56,7 @@
         for e in cls.setup_endpoints:
             cls.client.delete_endpoint(e['id'])
         for s in cls.service_ids:
-            cls.service_client.delete_service(s)
+            cls.services_client.delete_service(s)
         super(EndPointsTestJSON, cls).resource_cleanup()
 
     @test.idempotent_id('c19ecf90-240e-4e23-9966-21cee3f6a618')
@@ -113,8 +113,8 @@
         s_type = data_utils.rand_name('type')
         s_description = data_utils.rand_name('description')
         service2 = (
-            self.service_client.create_service(name=s_name, type=s_type,
-                                               description=s_description))
+            self.services_client.create_service(name=s_name, type=s_type,
+                                                description=s_description))
         service2 = service2['service']
         self.service_ids.append(service2['id'])
         # Updating endpoint with new values
diff --git a/tempest/api/identity/admin/v3/test_endpoints_negative.py b/tempest/api/identity/admin/v3/test_endpoints_negative.py
index 8f9bf2a..372254f 100644
--- a/tempest/api/identity/admin/v3/test_endpoints_negative.py
+++ b/tempest/api/identity/admin/v3/test_endpoints_negative.py
@@ -37,8 +37,8 @@
         s_type = data_utils.rand_name('type')
         s_description = data_utils.rand_name('description')
         cls.service_data = (
-            cls.service_client.create_service(name=s_name, type=s_type,
-                                              description=s_description)
+            cls.services_client.create_service(name=s_name, type=s_type,
+                                               description=s_description)
             ['service'])
         cls.service_id = cls.service_data['id']
         cls.service_ids.append(cls.service_id)
@@ -46,7 +46,7 @@
     @classmethod
     def resource_cleanup(cls):
         for s in cls.service_ids:
-            cls.service_client.delete_service(s)
+            cls.services_client.delete_service(s)
         super(EndpointsNegativeTestJSON, cls).resource_cleanup()
 
     @test.attr(type=['negative'])
diff --git a/tempest/api/identity/admin/v3/test_services.py b/tempest/api/identity/admin/v3/test_services.py
index d1595dd..c6e3df4 100644
--- a/tempest/api/identity/admin/v3/test_services.py
+++ b/tempest/api/identity/admin/v3/test_services.py
@@ -24,9 +24,9 @@
 
     def _del_service(self, service_id):
         # Used for deleting the services created in this class
-        self.service_client.delete_service(service_id)
+        self.services_client.delete_service(service_id)
         # Checking whether service is deleted successfully
-        self.assertRaises(lib_exc.NotFound, self.service_client.show_service,
+        self.assertRaises(lib_exc.NotFound, self.services_client.show_service,
                           service_id)
 
     @test.attr(type='smoke')
@@ -36,7 +36,7 @@
         name = data_utils.rand_name('service')
         serv_type = data_utils.rand_name('type')
         desc = data_utils.rand_name('description')
-        create_service = self.service_client.create_service(
+        create_service = self.services_client.create_service(
             type=serv_type, name=name, description=desc)['service']
         self.addCleanup(self._del_service, create_service['id'])
         self.assertIsNotNone(create_service['id'])
@@ -49,14 +49,14 @@
         s_id = create_service['id']
         resp1_desc = create_service['description']
         s_desc2 = data_utils.rand_name('desc2')
-        update_service = self.service_client.update_service(
+        update_service = self.services_client.update_service(
             s_id, description=s_desc2)['service']
         resp2_desc = update_service['description']
 
         self.assertNotEqual(resp1_desc, resp2_desc)
 
         # Get service
-        fetched_service = self.service_client.show_service(s_id)['service']
+        fetched_service = self.services_client.show_service(s_id)['service']
         resp3_desc = fetched_service['description']
 
         self.assertEqual(resp2_desc, resp3_desc)
@@ -67,9 +67,9 @@
         # Create a service only with name and type
         name = data_utils.rand_name('service')
         serv_type = data_utils.rand_name('type')
-        service = self.service_client.create_service(
+        service = self.services_client.create_service(
             type=serv_type, name=name)['service']
-        self.addCleanup(self.service_client.delete_service, service['id'])
+        self.addCleanup(self.services_client.delete_service, service['id'])
         self.assertIn('id', service)
         expected_data = {'name': name, 'type': serv_type}
         self.assertDictContainsSubset(expected_data, service)
@@ -81,14 +81,14 @@
         for _ in range(3):
             name = data_utils.rand_name('service')
             serv_type = data_utils.rand_name('type')
-            create_service = self.service_client.create_service(
+            create_service = self.services_client.create_service(
                 type=serv_type, name=name)['service']
-            self.addCleanup(self.service_client.delete_service,
+            self.addCleanup(self.services_client.delete_service,
                             create_service['id'])
             service_ids.append(create_service['id'])
 
         # List and Verify Services
-        services = self.service_client.list_services()['services']
+        services = self.services_client.list_services()['services']
         fetched_ids = [service['id'] for service in services]
         found = [s for s in fetched_ids if s in service_ids]
         self.assertEqual(len(found), len(service_ids))
diff --git a/tempest/api/identity/base.py b/tempest/api/identity/base.py
index 1a4c8bb..d98e3b1 100644
--- a/tempest/api/identity/base.py
+++ b/tempest/api/identity/base.py
@@ -144,7 +144,7 @@
         cls.token = cls.os_adm.token_v3_client
         cls.endpoints_client = cls.os_adm.endpoints_client
         cls.region_client = cls.os_adm.region_client
-        cls.service_client = cls.os_adm.service_client
+        cls.services_client = cls.os_adm.identity_services_client
         cls.policy_client = cls.os_adm.policy_client
         cls.creds_client = cls.os_adm.credentials_client
         cls.groups_client = cls.os_adm.groups_client
diff --git a/tempest/api/network/admin/test_dhcp_agent_scheduler.py b/tempest/api/network/admin/test_dhcp_agent_scheduler.py
index 7692b56..f186b36 100644
--- a/tempest/api/network/admin/test_dhcp_agent_scheduler.py
+++ b/tempest/api/network/admin/test_dhcp_agent_scheduler.py
@@ -92,6 +92,6 @@
 
     def _add_dhcp_agent_to_network(self, network_id, agent):
         self.admin_client.add_dhcp_agent_to_network(agent['id'],
-                                                    network_id)
+                                                    network_id=network_id)
         self.assertTrue(self._check_network_in_dhcp_agent(
             network_id, agent))
diff --git a/tempest/api/network/base.py b/tempest/api/network/base.py
index f1fd3e9..e155bd0 100644
--- a/tempest/api/network/base.py
+++ b/tempest/api/network/base.py
@@ -76,6 +76,7 @@
         cls.ports_client = cls.os.ports_client
         cls.quotas_client = cls.os.network_quotas_client
         cls.floating_ips_client = cls.os.floating_ips_client
+        cls.security_groups_client = cls.os.security_groups_client
 
     @classmethod
     def resource_setup(cls):
diff --git a/tempest/api/network/base_security_groups.py b/tempest/api/network/base_security_groups.py
index 1cef2cc..1525e19 100644
--- a/tempest/api/network/base_security_groups.py
+++ b/tempest/api/network/base_security_groups.py
@@ -22,17 +22,18 @@
     def _create_security_group(self):
         # Create a security group
         name = data_utils.rand_name('secgroup-')
-        group_create_body = self.client.create_security_group(name=name)
+        group_create_body = (
+            self.security_groups_client.create_security_group(name=name))
         self.addCleanup(self._delete_security_group,
                         group_create_body['security_group']['id'])
         self.assertEqual(group_create_body['security_group']['name'], name)
         return group_create_body, name
 
     def _delete_security_group(self, secgroup_id):
-        self.client.delete_security_group(secgroup_id)
+        self.security_groups_client.delete_security_group(secgroup_id)
         # Asserting that the security group is not found in the list
         # after deletion
-        list_body = self.client.list_security_groups()
+        list_body = self.security_groups_client.list_security_groups()
         secgroup_list = list()
         for secgroup in list_body['security_groups']:
             secgroup_list.append(secgroup['id'])
diff --git a/tempest/api/network/test_networks.py b/tempest/api/network/test_networks.py
index a266142..1c446ef 100644
--- a/tempest/api/network/test_networks.py
+++ b/tempest/api/network/test_networks.py
@@ -449,9 +449,9 @@
     @test.idempotent_id('d4f9024d-1e28-4fc1-a6b1-25dbc6fa11e2')
     def test_bulk_create_delete_network(self):
         # Creates 2 networks in one request
-        network_names = [data_utils.rand_name('network-'),
-                         data_utils.rand_name('network-')]
-        body = self.client.create_bulk_network(network_names)
+        network_list = [{'name': data_utils.rand_name('network-')},
+                        {'name': data_utils.rand_name('network-')}]
+        body = self.client.create_bulk_network(networks=network_list)
         created_networks = body['networks']
         self.addCleanup(self._delete_networks, created_networks)
         # Asserting that the networks are found in the list after creation
@@ -486,7 +486,7 @@
             }
             subnets_list.append(p1)
         del subnets_list[1]['name']
-        body = self.client.create_bulk_subnet(subnets_list)
+        body = self.client.create_bulk_subnet(subnets=subnets_list)
         created_subnets = body['subnets']
         self.addCleanup(self._delete_subnets, created_subnets)
         # Asserting that the subnets are found in the list after creation
@@ -512,7 +512,7 @@
             }
             port_list.append(p1)
         del port_list[1]['name']
-        body = self.client.create_bulk_port(port_list)
+        body = self.client.create_bulk_port(ports=port_list)
         created_ports = body['ports']
         self.addCleanup(self._delete_ports, created_ports)
         # Asserting that the ports are found in the list after creation
diff --git a/tempest/api/network/test_ports.py b/tempest/api/network/test_ports.py
index 43da1c4..67f2c83 100644
--- a/tempest/api/network/test_ports.py
+++ b/tempest/api/network/test_ports.py
@@ -74,7 +74,7 @@
         network2 = self.create_network(network_name=name)
         network_list = [network1['id'], network2['id']]
         port_list = [{'network_id': net_id} for net_id in network_list]
-        body = self.client.create_bulk_port(port_list)
+        body = self.client.create_bulk_port(ports=port_list)
         created_ports = body['ports']
         port1 = created_ports[0]
         port2 = created_ports[1]
@@ -250,17 +250,19 @@
         fixed_ip_1 = [{'subnet_id': subnet_1['id']}]
 
         security_groups_list = list()
+        sec_grps_client = self.security_groups_client
         for name in security_groups_names:
-            group_create_body = self.client.create_security_group(
+            group_create_body = sec_grps_client.create_security_group(
                 name=name)
-            self.addCleanup(self.client.delete_security_group,
+            self.addCleanup(self.security_groups_client.delete_security_group,
                             group_create_body['security_group']['id'])
             security_groups_list.append(group_create_body['security_group']
                                         ['id'])
         # Create a port
         sec_grp_name = data_utils.rand_name('secgroup')
-        security_group = self.client.create_security_group(name=sec_grp_name)
-        self.addCleanup(self.client.delete_security_group,
+        security_group = sec_grps_client.create_security_group(
+            name=sec_grp_name)
+        self.addCleanup(self.security_groups_client.delete_security_group,
                         security_group['security_group']['id'])
         post_body = {
             "name": data_utils.rand_name('port-'),
diff --git a/tempest/api/network/test_security_groups.py b/tempest/api/network/test_security_groups.py
index ccc5232..cf45328 100644
--- a/tempest/api/network/test_security_groups.py
+++ b/tempest/api/network/test_security_groups.py
@@ -71,7 +71,7 @@
     @test.idempotent_id('e30abd17-fef9-4739-8617-dc26da88e686')
     def test_list_security_groups(self):
         # Verify the that security group belonging to tenant exist in list
-        body = self.client.list_security_groups()
+        body = self.security_groups_client.list_security_groups()
         security_groups = body['security_groups']
         found = None
         for n in security_groups:
@@ -86,7 +86,7 @@
         group_create_body, name = self._create_security_group()
 
         # List security groups and verify if created group is there in response
-        list_body = self.client.list_security_groups()
+        list_body = self.security_groups_client.list_security_groups()
         secgroup_list = list()
         for secgroup in list_body['security_groups']:
             secgroup_list.append(secgroup['id'])
@@ -94,7 +94,7 @@
         # Update the security group
         new_name = data_utils.rand_name('security-')
         new_description = data_utils.rand_name('security-description')
-        update_body = self.client.update_security_group(
+        update_body = self.security_groups_client.update_security_group(
             group_create_body['security_group']['id'],
             name=new_name,
             description=new_description)
@@ -103,7 +103,7 @@
         self.assertEqual(update_body['security_group']['description'],
                          new_description)
         # Show details of the updated security group
-        show_body = self.client.show_security_group(
+        show_body = self.security_groups_client.show_security_group(
             group_create_body['security_group']['id'])
         self.assertEqual(show_body['security_group']['name'], new_name)
         self.assertEqual(show_body['security_group']['description'],
diff --git a/tempest/api/network/test_security_groups_negative.py b/tempest/api/network/test_security_groups_negative.py
index f80ea59..58e39e9 100644
--- a/tempest/api/network/test_security_groups_negative.py
+++ b/tempest/api/network/test_security_groups_negative.py
@@ -38,8 +38,9 @@
     @test.idempotent_id('424fd5c3-9ddc-486a-b45f-39bf0c820fc6')
     def test_show_non_existent_security_group(self):
         non_exist_id = str(uuid.uuid4())
-        self.assertRaises(lib_exc.NotFound, self.client.show_security_group,
-                          non_exist_id)
+        self.assertRaises(
+            lib_exc.NotFound, self.security_groups_client.show_security_group,
+            non_exist_id)
 
     @test.attr(type=['negative'])
     @test.idempotent_id('4c094c09-000b-4e41-8100-9617600c02a6')
@@ -54,7 +55,7 @@
     def test_delete_non_existent_security_group(self):
         non_exist_id = str(uuid.uuid4())
         self.assertRaises(lib_exc.NotFound,
-                          self.client.delete_security_group,
+                          self.security_groups_client.delete_security_group,
                           non_exist_id
                           )
 
@@ -163,7 +164,7 @@
         # Create security group named 'default', it should be failed.
         name = 'default'
         self.assertRaises(lib_exc.Conflict,
-                          self.client.create_security_group,
+                          self.security_groups_client.create_security_group,
                           name=name)
 
     @test.attr(type=['negative'])
diff --git a/tempest/api/telemetry/base.py b/tempest/api/telemetry/base.py
index 8b617ac..bbf6db2 100644
--- a/tempest/api/telemetry/base.py
+++ b/tempest/api/telemetry/base.py
@@ -75,10 +75,11 @@
         return body
 
     @classmethod
-    def create_image(cls, client):
-        body = client.create_image(
-            name=data_utils.rand_name('image'), container_format='bare',
-            disk_format='raw', visibility='private')
+    def create_image(cls, client, **kwargs):
+        body = client.create_image(name=data_utils.rand_name('image'),
+                                   container_format='bare',
+                                   disk_format='raw',
+                                   **kwargs)
         # TODO(jswarren) Move ['image'] up to initial body value assignment
         # once both v1 and v2 glance clients include the full response
         # object.
diff --git a/tempest/api/telemetry/test_telemetry_notification_api.py b/tempest/api/telemetry/test_telemetry_notification_api.py
index 7511505..a575125 100644
--- a/tempest/api/telemetry/test_telemetry_notification_api.py
+++ b/tempest/api/telemetry/test_telemetry_notification_api.py
@@ -39,7 +39,7 @@
     @testtools.skipIf(not CONF.image_feature_enabled.api_v1,
                       "Glance api v1 is disabled")
     def test_check_glance_v1_notifications(self):
-        body = self.create_image(self.image_client)
+        body = self.create_image(self.image_client, is_public=False)
         self.image_client.update_image(body['id'], data='data')
 
         query = 'resource', 'eq', body['id']
@@ -55,7 +55,7 @@
     @testtools.skipIf(not CONF.image_feature_enabled.api_v2,
                       "Glance api v2 is disabled")
     def test_check_glance_v2_notifications(self):
-        body = self.create_image(self.image_client_v2)
+        body = self.create_image(self.image_client_v2, visibility='private')
 
         self.image_client_v2.store_image_file(body['id'], "file")
         self.image_client_v2.show_image_file(body['id'])
diff --git a/tempest/api/volume/admin/test_multi_backend.py b/tempest/api/volume/admin/test_multi_backend.py
index 6d2aaea..8e43b00 100644
--- a/tempest/api/volume/admin/test_multi_backend.py
+++ b/tempest/api/volume/admin/test_multi_backend.py
@@ -71,7 +71,7 @@
         else:
             extra_specs = {spec_key_without_prefix: backend_name_key}
         self.type = self.volume_types_client.create_volume_type(
-            type_name, extra_specs=extra_specs)['volume_type']
+            name=type_name, extra_specs=extra_specs)['volume_type']
         self.volume_type_id_list.append(self.type['id'])
 
         params = {self.name_field: vol_name, 'volume_type': type_name}
diff --git a/tempest/api/volume/admin/test_volume_types.py b/tempest/api/volume/admin/test_volume_types.py
index 2d9019a..acb591d 100644
--- a/tempest/api/volume/admin/test_volume_types.py
+++ b/tempest/api/volume/admin/test_volume_types.py
@@ -32,7 +32,7 @@
 
     @test.idempotent_id('9d9b28e3-1b2e-4483-a2cc-24aa0ea1de54')
     def test_volume_type_list(self):
-        # List Volume types.
+        # List volume types.
         body = self.volume_types_client.list_volume_types()['volume_types']
         self.assertIsInstance(body, list)
 
@@ -50,7 +50,7 @@
         for i in range(2):
             vol_type_name = data_utils.rand_name("volume-type")
             vol_type = self.volume_types_client.create_volume_type(
-                vol_type_name,
+                name=vol_type_name,
                 extra_specs=extra_specs)['volume_type']
             volume_types.append(vol_type)
             self.addCleanup(self._delete_volume_type, vol_type['id'])
@@ -97,7 +97,7 @@
         extra_specs = {"storage_protocol": proto,
                        "vendor_name": vendor}
         body = self.volume_types_client.create_volume_type(
-            name,
+            name=name,
             extra_specs=extra_specs)['volume_type']
         self.assertIn('id', body)
         self.addCleanup(self._delete_volume_type, body['id'])
@@ -125,7 +125,8 @@
         provider = "LuksEncryptor"
         control_location = "front-end"
         name = data_utils.rand_name("volume-type")
-        body = self.volume_types_client.create_volume_type(name)['volume_type']
+        body = self.volume_types_client.create_volume_type(
+            name=name)['volume_type']
         self.addCleanup(self._delete_volume_type, body['id'])
 
         # Create encryption type
diff --git a/tempest/api/volume/admin/test_volume_types_extra_specs.py b/tempest/api/volume/admin/test_volume_types_extra_specs.py
index bec803c..502cd86 100644
--- a/tempest/api/volume/admin/test_volume_types_extra_specs.py
+++ b/tempest/api/volume/admin/test_volume_types_extra_specs.py
@@ -25,7 +25,7 @@
         super(VolumeTypesExtraSpecsV2Test, cls).resource_setup()
         vol_type_name = data_utils.rand_name('Volume-type')
         cls.volume_type = cls.volume_types_client.create_volume_type(
-            vol_type_name)['volume_type']
+            name=vol_type_name)['volume_type']
 
     @classmethod
     def resource_cleanup(cls):
diff --git a/tempest/api/volume/admin/test_volume_types_extra_specs_negative.py b/tempest/api/volume/admin/test_volume_types_extra_specs_negative.py
index 040ef53..6483af3 100644
--- a/tempest/api/volume/admin/test_volume_types_extra_specs_negative.py
+++ b/tempest/api/volume/admin/test_volume_types_extra_specs_negative.py
@@ -30,7 +30,7 @@
         vol_type_name = data_utils.rand_name('Volume-type')
         cls.extra_specs = {"spec1": "val1"}
         cls.volume_type = cls.volume_types_client.create_volume_type(
-            vol_type_name,
+            name=vol_type_name,
             extra_specs=cls.extra_specs)['volume_type']
 
     @classmethod
@@ -70,7 +70,7 @@
     def test_update_multiple_extra_spec(self):
         # Should not update volume type extra specs with multiple specs as
             # body.
-        extra_spec = {"spec1": "val2", 'spec2': 'val1'}
+        extra_spec = {"spec1": "val2", "spec2": "val1"}
         self.assertRaises(
             lib_exc.BadRequest,
             self.volume_types_client.update_volume_type_extra_specs,
@@ -101,7 +101,7 @@
         self.assertRaises(
             lib_exc.BadRequest,
             self.volume_types_client.create_volume_type_extra_specs,
-            self.volume_type['id'], ['invalid'])
+            self.volume_type['id'], extra_specs=['invalid'])
 
     @test.idempotent_id('031cda8b-7d23-4246-8bf6-bbe73fd67074')
     def test_delete_nonexistent_volume_type_id(self):
diff --git a/tempest/api/volume/admin/test_volume_types_negative.py b/tempest/api/volume/admin/test_volume_types_negative.py
index 2694b63..bc32fc9 100644
--- a/tempest/api/volume/admin/test_volume_types_negative.py
+++ b/tempest/api/volume/admin/test_volume_types_negative.py
@@ -36,7 +36,7 @@
     def test_create_with_empty_name(self):
         # Should not be able to create volume type with an empty name.
         self.assertRaises(lib_exc.BadRequest,
-                          self.volume_types_client.create_volume_type, '')
+                          self.volume_types_client.create_volume_type, name='')
 
     @test.idempotent_id('994610d6-0476-4018-a644-a2602ef5d4aa')
     def test_get_nonexistent_type_id(self):
diff --git a/tempest/api/volume/test_qos.py b/tempest/api/volume/test_qos.py
index 2f7c3df..722a39a 100644
--- a/tempest/api/volume/test_qos.py
+++ b/tempest/api/volume/test_qos.py
@@ -53,7 +53,7 @@
     def _create_test_volume_type(self):
         vol_type_name = utils.rand_name("volume-type")
         vol_type = self.volume_types_client.create_volume_type(
-            vol_type_name)['volume_type']
+            name=vol_type_name)['volume_type']
         self.addCleanup(self.volume_types_client.delete_volume_type,
                         vol_type['id'])
         return vol_type
diff --git a/tempest/clients.py b/tempest/clients.py
index 774df35..8564c64 100644
--- a/tempest/clients.py
+++ b/tempest/clients.py
@@ -103,8 +103,8 @@
     PolicyClient as PolicyV3Client
 from tempest.services.identity.v3.json.region_client import \
     RegionClient as RegionV3Client
-from tempest.services.identity.v3.json.service_client import \
-    ServiceClient as ServiceV3Client
+from tempest.services.identity.v3.json.services_client import \
+    ServicesClient as IdentityServicesV3Client
 from tempest.services.image.v1.json.images_client import ImagesClient
 from tempest.services.image.v2.json.images_client import ImagesClientV2
 from tempest.services.messaging.json.messaging_client import \
@@ -119,6 +119,8 @@
 from tempest.services.network.json.ports_client import PortsClient
 from tempest.services.network.json.quotas_client import QuotasClient \
     as NetworkQuotasClient
+from tempest.services.network.json.security_groups_client import \
+    SecurityGroupsClient
 from tempest.services.network.json.subnets_client import SubnetsClient
 from tempest.services.object_storage.account_client import AccountClient
 from tempest.services.object_storage.container_client import ContainerClient
@@ -266,6 +268,14 @@
             build_interval=CONF.network.build_interval,
             build_timeout=CONF.network.build_timeout,
             **self.default_params)
+        self.security_groups_client = SecurityGroupsClient(
+            self.auth_provider,
+            CONF.network.catalog_type,
+            CONF.network.region or CONF.identity.region,
+            endpoint_type=CONF.network.endpoint_type,
+            build_interval=CONF.network.build_interval,
+            build_timeout=CONF.network.build_timeout,
+            **self.default_params)
         self.messaging_client = MessagingClient(
             self.auth_provider,
             CONF.messaging.catalog_type,
@@ -448,7 +458,8 @@
                                                    **params_v3)
         self.endpoints_client = EndPointV3Client(self.auth_provider,
                                                  **params_v3)
-        self.service_client = ServiceV3Client(self.auth_provider, **params_v3)
+        self.identity_services_client = IdentityServicesV3Client(
+            self.auth_provider, **params_v3)
         self.policy_client = PolicyV3Client(self.auth_provider, **params_v3)
         self.region_client = RegionV3Client(self.auth_provider, **params_v3)
         self.credentials_client = CredentialsV3Client(self.auth_provider,
diff --git a/tempest/cmd/cleanup_service.py b/tempest/cmd/cleanup_service.py
index c2f3885..2aeb5b1 100644
--- a/tempest/cmd/cleanup_service.py
+++ b/tempest/cmd/cleanup_service.py
@@ -389,6 +389,7 @@
         self.floating_ips_client = manager.floating_ips_client
         self.metering_labels_client = manager.metering_labels_client
         self.metering_label_rules_client = manager.metering_label_rules_client
+        self.security_groups_client = manager.security_groups_client
 
     def _filter_by_conf_networks(self, item_list):
         if not item_list or not all(('network_id' in i for i in item_list)):
@@ -654,7 +655,7 @@
 
 class NetworkSecGroupService(NetworkService):
     def list(self):
-        client = self.client
+        client = self.security_groups_client
         filter = self.tenant_filter
         # cannot delete default sec group so never show it.
         secgroups = [secgroup for secgroup in
diff --git a/tempest/cmd/run_stress.py b/tempest/cmd/run_stress.py
index f99e5d9..5c6f200 100644
--- a/tempest/cmd/run_stress.py
+++ b/tempest/cmd/run_stress.py
@@ -81,6 +81,9 @@
     def take_action(self, pa):
         return action(pa)
 
+    def get_description(self):
+        return 'Run tempest stress tests'
+
 
 def add_arguments(parser):
     parser.add_argument('-d', '--duration', default=300, type=int,
diff --git a/tempest/common/dynamic_creds.py b/tempest/common/dynamic_creds.py
index c52aa41..5bbc93c 100644
--- a/tempest/common/dynamic_creds.py
+++ b/tempest/common/dynamic_creds.py
@@ -62,7 +62,8 @@
          self.network_admin_client,
          self.networks_admin_client,
          self.subnets_admin_client,
-         self.ports_admin_client) = self._get_admin_clients()
+         self.ports_admin_client,
+         self.security_groups_admin_client) = self._get_admin_clients()
         # Domain where isolated credentials are provisioned (v3 only).
         # Use that of the admin account is None is configured.
         self.creds_domain_name = None
@@ -87,10 +88,11 @@
         if self.identity_version == 'v2':
             return (os.identity_client, os.tenants_client, os.roles_client,
                     os.network_client, os.networks_client, os.subnets_client,
-                    os.ports_client)
+                    os.ports_client, os.security_groups_client)
         else:
             return (os.identity_v3_client, None, None, os.network_client,
-                    os.networks_client, os.subnets_client, os.ports_client)
+                    os.networks_client, os.subnets_client, os.ports_client,
+                    os.security_groups_client)
 
     def _create_creds(self, suffix="", admin=False, roles=None):
         """Create random credentials under the following schema.
@@ -303,13 +305,13 @@
                      network_name)
 
     def _cleanup_default_secgroup(self, tenant):
-        net_client = self.network_admin_client
-        resp_body = net_client.list_security_groups(tenant_id=tenant,
+        nsg_client = self.security_groups_admin_client
+        resp_body = nsg_client.list_security_groups(tenant_id=tenant,
                                                     name="default")
         secgroups_to_delete = resp_body['security_groups']
         for secgroup in secgroups_to_delete:
             try:
-                net_client.delete_security_group(secgroup['id'])
+                nsg_client.delete_security_group(secgroup['id'])
             except lib_exc.NotFound:
                 LOG.warn('Security group %s, id %s not found for clean-up' %
                          (secgroup['name'], secgroup['id']))
diff --git a/tempest/scenario/manager.py b/tempest/scenario/manager.py
index c2159c3..8a00c65 100644
--- a/tempest/scenario/manager.py
+++ b/tempest/scenario/manager.py
@@ -67,6 +67,7 @@
         cls.ports_client = cls.manager.ports_client
         cls.subnets_client = cls.manager.subnets_client
         cls.floating_ips_client = cls.manager.floating_ips_client
+        cls.security_groups_client = cls.manager.security_groups_client
         # Heat client
         cls.orchestration_client = cls.manager.orchestration_client
 
@@ -196,7 +197,7 @@
                 # to pass to create_port
                 if 'security_groups' in kwargs:
                     security_groups =\
-                        clients.network_client.list_security_groups(
+                        clients.security_groups_client.list_security_groups(
                         ).get('security_groups')
                     sec_dict = dict([(s['name'], s['id'])
                                     for s in security_groups])
@@ -941,18 +942,22 @@
                                             1)
 
     def _create_security_group(self, client=None, tenant_id=None,
-                               namestart='secgroup-smoke'):
+                               namestart='secgroup-smoke',
+                               security_groups_client=None):
         if client is None:
             client = self.network_client
+        if security_groups_client is None:
+            security_groups_client = self.security_groups_client
         if tenant_id is None:
-            tenant_id = client.tenant_id
-        secgroup = self._create_empty_security_group(namestart=namestart,
-                                                     client=client,
-                                                     tenant_id=tenant_id)
+            tenant_id = security_groups_client.tenant_id
+        secgroup = self._create_empty_security_group(
+            namestart=namestart, client=security_groups_client,
+            tenant_id=tenant_id)
 
         # Add rules to the security group
-        rules = self._create_loginable_secgroup_rule(client=client,
-                                                     secgroup=secgroup)
+        rules = self._create_loginable_secgroup_rule(
+            client=client, secgroup=secgroup,
+            security_groups_client=security_groups_client)
         for rule in rules:
             self.assertEqual(tenant_id, rule.tenant_id)
             self.assertEqual(secgroup.id, rule.security_group_id)
@@ -970,7 +975,7 @@
         :returns: DeletableSecurityGroup -- containing the secgroup created
         """
         if client is None:
-            client = self.network_client
+            client = self.security_groups_client
         if not tenant_id:
             tenant_id = client.tenant_id
         sg_name = data_utils.rand_name(namestart)
@@ -995,7 +1000,7 @@
         :returns: DeletableSecurityGroup -- default secgroup for given tenant
         """
         if client is None:
-            client = self.network_client
+            client = self.security_groups_client
         if not tenant_id:
             tenant_id = client.tenant_id
         sgs = [
@@ -1008,7 +1013,8 @@
                                                     **sgs[0])
 
     def _create_security_group_rule(self, secgroup=None, client=None,
-                                    tenant_id=None, **kwargs):
+                                    tenant_id=None,
+                                    security_groups_client=None, **kwargs):
         """Create a rule from a dictionary of rule parameters.
 
         Create a rule in a secgroup. if secgroup not defined will search for
@@ -1028,11 +1034,13 @@
         """
         if client is None:
             client = self.network_client
+        if security_groups_client is None:
+            security_groups_client = self.security_groups_client
         if not tenant_id:
-            tenant_id = client.tenant_id
+            tenant_id = security_groups_client.tenant_id
         if secgroup is None:
-            secgroup = self._default_security_group(client=client,
-                                                    tenant_id=tenant_id)
+            secgroup = self._default_security_group(
+                client=security_groups_client, tenant_id=tenant_id)
 
         ruleset = dict(security_group_id=secgroup.id,
                        tenant_id=secgroup.tenant_id)
@@ -1049,7 +1057,8 @@
 
         return sg_rule
 
-    def _create_loginable_secgroup_rule(self, client=None, secgroup=None):
+    def _create_loginable_secgroup_rule(self, client=None, secgroup=None,
+                                        security_groups_client=None):
         """Create loginable security group rule
 
         These rules are intended to permit inbound ssh and icmp
@@ -1060,6 +1069,8 @@
 
         if client is None:
             client = self.network_client
+        if security_groups_client is None:
+            security_groups_client = self.security_groups_client
         rules = []
         rulesets = [
             dict(
@@ -1083,7 +1094,9 @@
                 ruleset['direction'] = r_direction
                 try:
                     sg_rule = self._create_security_group_rule(
-                        client=client, secgroup=secgroup, **ruleset)
+                        client=client, secgroup=secgroup,
+                        security_groups_client=security_groups_client,
+                        **ruleset)
                 except lib_exc.Conflict as ex:
                     # if rule already exist - skip rule and continue
                     msg = 'Security group rule already exists'
@@ -1365,7 +1378,7 @@
         randomized_name = data_utils.rand_name('scenario-type-' + name)
         LOG.debug("Creating a volume type: %s", randomized_name)
         body = client.create_volume_type(
-            randomized_name)['volume_type']
+            name=randomized_name)['volume_type']
         self.assertIn('id', body)
         self.addCleanup(client.delete_volume_type, body['id'])
         return body
diff --git a/tempest/scenario/test_security_groups_basic_ops.py b/tempest/scenario/test_security_groups_basic_ops.py
index 4e5a1e0..783b740 100644
--- a/tempest/scenario/test_security_groups_basic_ops.py
+++ b/tempest/scenario/test_security_groups_basic_ops.py
@@ -176,14 +176,14 @@
         access_sg = self._create_empty_security_group(
             namestart='secgroup_access-',
             tenant_id=tenant.creds.tenant_id,
-            client=tenant.manager.network_client
+            client=tenant.manager.security_groups_client
         )
 
         # don't use default secgroup since it allows in-tenant traffic
         def_sg = self._create_empty_security_group(
             namestart='secgroup_general-',
             tenant_id=tenant.creds.tenant_id,
-            client=tenant.manager.network_client
+            client=tenant.manager.security_groups_client
         )
         tenant.security_groups.update(access=access_sg, default=def_sg)
         ssh_rule = dict(
@@ -464,7 +464,7 @@
         new_sg = self._create_empty_security_group(
             namestart='secgroup_new-',
             tenant_id=new_tenant.creds.tenant_id,
-            client=new_tenant.manager.network_client)
+            client=new_tenant.manager.security_groups_client)
         icmp_rule = dict(
             protocol='icmp',
             direction='ingress',
diff --git a/tempest/services/identity/v3/json/service_client.py b/tempest/services/identity/v3/json/services_client.py
similarity index 97%
rename from tempest/services/identity/v3/json/service_client.py
rename to tempest/services/identity/v3/json/services_client.py
index 3dbfe5e..dd65f1d 100644
--- a/tempest/services/identity/v3/json/service_client.py
+++ b/tempest/services/identity/v3/json/services_client.py
@@ -22,7 +22,7 @@
 from tempest.common import service_client
 
 
-class ServiceClient(service_client.ServiceClient):
+class ServicesClient(service_client.ServiceClient):
     api_version = "v3"
 
     def update_service(self, service_id, **kwargs):
diff --git a/tempest/services/network/json/network_client.py b/tempest/services/network/json/network_client.py
index 6e3b0fe..24a95e0 100644
--- a/tempest/services/network/json/network_client.py
+++ b/tempest/services/network/json/network_client.py
@@ -35,28 +35,6 @@
     quotas
     """
 
-    def create_security_group(self, **kwargs):
-        uri = '/security-groups'
-        post_data = {'security_group': kwargs}
-        return self.create_resource(uri, post_data)
-
-    def update_security_group(self, security_group_id, **kwargs):
-        uri = '/security-groups/%s' % security_group_id
-        post_data = {'security_group': kwargs}
-        return self.update_resource(uri, post_data)
-
-    def show_security_group(self, security_group_id, **fields):
-        uri = '/security-groups/%s' % security_group_id
-        return self.show_resource(uri, **fields)
-
-    def delete_security_group(self, security_group_id):
-        uri = '/security-groups/%s' % security_group_id
-        return self.delete_resource(uri)
-
-    def list_security_groups(self, **filters):
-        uri = '/security-groups'
-        return self.list_resources(uri, **filters)
-
     def create_security_group_rule(self, **kwargs):
         uri = '/security-group-rules'
         post_data = {'security_group_rule': kwargs}
@@ -82,21 +60,32 @@
         uri = '/extensions'
         return self.list_resources(uri, **filters)
 
-    def create_bulk_network(self, names):
-        network_list = [{'name': name} for name in names]
-        post_data = {'networks': network_list}
+    def create_bulk_network(self, **kwargs):
+        """create bulk network
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2.html#bulkCreateNetwork
+        """
         uri = '/networks'
-        return self.create_resource(uri, post_data)
+        return self.create_resource(uri, kwargs)
 
-    def create_bulk_subnet(self, subnet_list):
-        post_data = {'subnets': subnet_list}
+    def create_bulk_subnet(self, **kwargs):
+        """create bulk subnet
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2.html#bulkCreateSubnet
+        """
         uri = '/subnets'
-        return self.create_resource(uri, post_data)
+        return self.create_resource(uri, kwargs)
 
-    def create_bulk_port(self, port_list):
-        post_data = {'ports': port_list}
+    def create_bulk_port(self, **kwargs):
+        """create bulk port
+
+        Available params: see http://developer.openstack.org/
+                              api-ref-networking-v2.html#bulkCreatePorts
+        """
         uri = '/ports'
-        return self.create_resource(uri, post_data)
+        return self.create_resource(uri, kwargs)
 
     def wait_for_resource_deletion(self, resource_type, id, client=None):
         """Waits for a resource to be deleted."""
@@ -313,10 +302,13 @@
         }
         return self.update_resource(uri, put_body)
 
-    def add_dhcp_agent_to_network(self, agent_id, network_id):
-        post_body = {'network_id': network_id}
+    def add_dhcp_agent_to_network(self, agent_id, **kwargs):
+        # TODO(piyush): Current api-site doesn't contain this API description.
+        # After fixing the api-site, we need to fix here also for putting the
+        # link to api-site.
+        # LP: https://bugs.launchpad.net/openstack-api-site/+bug/1526212
         uri = '/agents/%s/dhcp-networks' % agent_id
-        return self.create_resource(uri, post_body)
+        return self.create_resource(uri, kwargs)
 
     def list_subnetpools(self, **filters):
         uri = '/subnetpools'
diff --git a/tempest/services/network/json/security_groups_client.py b/tempest/services/network/json/security_groups_client.py
new file mode 100644
index 0000000..a60d2a6
--- /dev/null
+++ b/tempest/services/network/json/security_groups_client.py
@@ -0,0 +1,38 @@
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, 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.
+
+from tempest.services.network.json import base
+
+
+class SecurityGroupsClient(base.BaseNetworkClient):
+
+    def create_security_group(self, **kwargs):
+        uri = '/security-groups'
+        post_data = {'security_group': kwargs}
+        return self.create_resource(uri, post_data)
+
+    def update_security_group(self, security_group_id, **kwargs):
+        uri = '/security-groups/%s' % security_group_id
+        post_data = {'security_group': kwargs}
+        return self.update_resource(uri, post_data)
+
+    def show_security_group(self, security_group_id, **fields):
+        uri = '/security-groups/%s' % security_group_id
+        return self.show_resource(uri, **fields)
+
+    def delete_security_group(self, security_group_id):
+        uri = '/security-groups/%s' % security_group_id
+        return self.delete_resource(uri)
+
+    def list_security_groups(self, **filters):
+        uri = '/security-groups'
+        return self.list_resources(uri, **filters)
diff --git a/tempest/services/volume/base/admin/base_types_client.py b/tempest/services/volume/base/admin/base_types_client.py
index de6ea8a..867273e 100644
--- a/tempest/services/volume/base/admin/base_types_client.py
+++ b/tempest/services/volume/base/admin/base_types_client.py
@@ -47,10 +47,10 @@
         """Returns the primary type of resource this client works with."""
         return 'volume-type/encryption-type'
 
-    def list_volume_types(self, params=None):
+    def list_volume_types(self, **params):
         """List all the volume_types created."""
         url = 'types'
-        if params is not None:
+        if params:
             url += '?%s' % urllib.urlencode(params)
 
         resp, body = self.get(url)
@@ -66,19 +66,13 @@
         self.expected_success(200, resp.status)
         return service_client.ResponseBody(resp, body)
 
-    def create_volume_type(self, name, **kwargs):
-        """Creates a new Volume_type.
+    def create_volume_type(self, **kwargs):
+        """Create volume type.
 
-        name(Required): Name of volume_type.
-        Following optional keyword arguments are accepted:
-        extra_specs: A dictionary of values to be used as extra_specs.
+        Available params: see http://developer.openstack.org/
+                              api-ref-blockstorage-v2.html#createVolumeType
         """
-        post_body = {
-            'name': name,
-            'extra_specs': kwargs.get('extra_specs'),
-        }
-
-        post_body = json.dumps({'volume_type': post_body})
+        post_body = json.dumps({'volume_type': kwargs})
         resp, body = self.post('types', post_body)
         body = json.loads(body)
         self.expected_success(200, resp.status)
@@ -90,10 +84,17 @@
         self.expected_success(202, resp.status)
         return service_client.ResponseBody(resp, body)
 
-    def list_volume_types_extra_specs(self, vol_type_id, params=None):
-        """List all the volume_types extra specs created."""
+    def list_volume_types_extra_specs(self, vol_type_id, **params):
+        """List all the volume_types extra specs created.
+
+        TODO: Current api-site doesn't contain this API description.
+        After fixing the api-site, we need to fix here also for putting
+        the link to api-site.
+
+
+        """
         url = 'types/%s/extra_specs' % str(vol_type_id)
-        if params is not None:
+        if params:
             url += '?%s' % urllib.urlencode(params)
 
         resp, body = self.get(url)
@@ -101,23 +102,23 @@
         self.expected_success(200, resp.status)
         return service_client.ResponseBody(resp, body)
 
-    def show_volume_type_extra_specs(self, vol_type_id, extra_spec_name):
+    def show_volume_type_extra_specs(self, vol_type_id, extra_specs_name):
         """Returns the details of a single volume_type extra spec."""
         url = "types/%s/extra_specs/%s" % (str(vol_type_id),
-                                           str(extra_spec_name))
+                                           str(extra_specs_name))
         resp, body = self.get(url)
         body = json.loads(body)
         self.expected_success(200, resp.status)
         return service_client.ResponseBody(resp, body)
 
-    def create_volume_type_extra_specs(self, vol_type_id, extra_spec):
+    def create_volume_type_extra_specs(self, vol_type_id, extra_specs):
         """Creates a new Volume_type extra spec.
 
         vol_type_id: Id of volume_type.
         extra_specs: A dictionary of values to be used as extra_specs.
         """
         url = "types/%s/extra_specs" % str(vol_type_id)
-        post_body = json.dumps({'extra_specs': extra_spec})
+        post_body = json.dumps({'extra_specs': extra_specs})
         resp, body = self.post(url, post_body)
         body = json.loads(body)
         self.expected_success(200, resp.status)
@@ -131,7 +132,7 @@
         return service_client.ResponseBody(resp, body)
 
     def update_volume_type_extra_specs(self, vol_type_id, extra_spec_name,
-                                       extra_spec):
+                                       extra_specs):
         """Update a volume_type extra spec.
 
         vol_type_id: Id of volume_type.
@@ -141,7 +142,7 @@
         """
         url = "types/%s/extra_specs/%s" % (str(vol_type_id),
                                            str(extra_spec_name))
-        put_body = json.dumps(extra_spec)
+        put_body = json.dumps(extra_specs)
         resp, body = self.put(url, put_body)
         body = json.loads(body)
         self.expected_success(200, resp.status)
@@ -159,18 +160,14 @@
         return service_client.ResponseBody(resp, body)
 
     def create_encryption_type(self, vol_type_id, **kwargs):
-        """Create a new encryption type for the specified volume type.
+        """Create encryption type.
 
-        vol_type_id: Id of volume_type.
-        provider: Class providing encryption support.
-        cipher: Encryption algorithm/mode to use.
-        key_size: Size of the encryption key, in bits.
-        control_location: Notional service where encryption is performed.
+        TODO: Current api-site doesn't contain this API description.
+        After fixing the api-site, we need to fix here also for putting
+        the link to api-site.
         """
         url = "/types/%s/encryption" % str(vol_type_id)
-        post_body = {}
-        post_body.update(kwargs)
-        post_body = json.dumps({'encryption': post_body})
+        post_body = json.dumps({'encryption': kwargs})
         resp, body = self.post(url, post_body)
         body = json.loads(body)
         self.expected_success(200, resp.status)
diff --git a/tempest/tests/common/test_dynamic_creds.py b/tempest/tests/common/test_dynamic_creds.py
index d520985..a55e556 100644
--- a/tempest/tests/common/test_dynamic_creds.py
+++ b/tempest/tests/common/test_dynamic_creds.py
@@ -396,15 +396,15 @@
 
         port_list_mock.start()
         secgroup_list_mock = mock.patch.object(
-            creds.network_admin_client,
+            creds.security_groups_admin_client,
             'list_security_groups',
             side_effect=side_effect)
         secgroup_list_mock.start()
 
         return_values = (fake_http.fake_httplib({}, status=204), {})
         remove_secgroup_mock = self.patch(
-            'tempest.services.network.json.network_client.'
-            'NetworkClient.delete', return_value=return_values)
+            'tempest.services.network.json.security_groups_client.'
+            'SecurityGroupsClient.delete', return_value=return_values)
         creds.clear_creds()
         # Verify default security group delete
         calls = remove_secgroup_mock.mock_calls
diff --git a/tempest/tests/common/test_service_clients.py b/tempest/tests/common/test_service_clients.py
index a357df3..daeb0c0 100644
--- a/tempest/tests/common/test_service_clients.py
+++ b/tempest/tests/common/test_service_clients.py
@@ -28,7 +28,7 @@
     identity_v3_identity_client
 from tempest.services.identity.v3.json import policy_client
 from tempest.services.identity.v3.json import region_client
-from tempest.services.identity.v3.json import service_client
+from tempest.services.identity.v3.json import services_client
 from tempest.services.image.v1.json import images_client
 from tempest.services.image.v2.json import images_client as images_v2_client
 from tempest.services.messaging.json import messaging_client
@@ -120,7 +120,7 @@
             identity_v3_identity_client.IdentityV3Client,
             policy_client.PolicyClient,
             region_client.RegionClient,
-            service_client.ServiceClient,
+            services_client.ServicesClient,
             images_client.ImagesClient,
             images_v2_client.ImagesClientV2
         ]