diff --git a/neutron/tests/tempest/api/admin/test_shared_network_extension.py b/neutron/tests/tempest/api/admin/test_shared_network_extension.py
index bc10745..97b4a0c 100644
--- a/neutron/tests/tempest/api/admin/test_shared_network_extension.py
+++ b/neutron/tests/tempest/api/admin/test_shared_network_extension.py
@@ -14,8 +14,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import uuid
-
+from oslo_utils import uuidutils
 from tempest.lib.common.utils import data_utils
 from tempest.lib import exceptions as lib_exc
 from tempest import test
@@ -382,7 +381,7 @@
                 self.admin_client.create_rbac_policy(
                     object_type='network', object_id=net['id'],
                     action='access_as_shared',
-                    target_tenant=str(uuid.uuid4()).replace('-', ''))
+                    target_tenant=uuidutils.generate_uuid().replace('-', ''))
 
     @test.idempotent_id('86c3529b-1231-40de-803c-afffffff7fff')
     def test_regular_client_blocked_from_sharing_with_wildcard(self):
diff --git a/neutron/tests/tempest/api/test_subnetpools_negative.py b/neutron/tests/tempest/api/test_subnetpools_negative.py
index 052c3cd..638d965 100644
--- a/neutron/tests/tempest/api/test_subnetpools_negative.py
+++ b/neutron/tests/tempest/api/test_subnetpools_negative.py
@@ -13,9 +13,8 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import uuid
-
 import netaddr
+from oslo_utils import uuidutils
 from tempest.lib.common.utils import data_utils
 from tempest.lib import exceptions as lib_exc
 from tempest import test
@@ -115,7 +114,7 @@
     @test.requires_ext(extension='address-scope', service='network')
     def test_create_subnetpool_associate_non_exist_address_scope(self):
         self.assertRaises(lib_exc.NotFound, self._create_subnetpool,
-                          address_scope_id=str(uuid.uuid4()))
+                          address_scope_id=uuidutils.generate_uuid())
 
     @test.attr(type='negative')
     @test.idempotent_id('2dfb4269-8657-485a-a053-b022e911456e')