diff --git a/tests/unit/test_eventlet_backdoor.py b/tests/unit/test_eventlet_backdoor.py
index 0f554bc..476a81f 100644
--- a/tests/unit/test_eventlet_backdoor.py
+++ b/tests/unit/test_eventlet_backdoor.py
@@ -21,11 +21,11 @@ import errno
 import socket
 
 import eventlet
+from oslo.config import fixture as config
 from oslotest import base as test_base
 from oslotest import moxstubout
 
 from openstack.common import eventlet_backdoor
-from openstack.common.fixture import config
 
 
 class BackdoorPortTest(test_base.BaseTestCase):
diff --git a/tests/unit/test_periodic.py b/tests/unit/test_periodic.py
index 21bf9a6..8578f6e 100644
--- a/tests/unit/test_periodic.py
+++ b/tests/unit/test_periodic.py
@@ -19,10 +19,10 @@ Unit Tests for periodic_task decorator and PeriodicTasks class.
 """
 
 import mock
+from oslo.config import fixture as config
 from oslotest import base as test_base
 from testtools import matchers
 
-from openstack.common.fixture import config
 from openstack.common import periodic_task
 
 
diff --git a/tests/unit/test_service.py b/tests/unit/test_service.py
index 51f3168..05d25d0 100644
--- a/tests/unit/test_service.py
+++ b/tests/unit/test_service.py
@@ -31,12 +31,12 @@ import traceback
 import eventlet
 from eventlet import event
 import mock
+from oslo.config import fixture as config
 from oslotest import base as test_base
 from oslotest import moxstubout
 from six.moves import mox
 
 from openstack.common import eventlet_backdoor
-from openstack.common.fixture import config
 from openstack.common import log as logging
 from openstack.common import service