diff --git a/tests/drivers/test_impl_rabbit.py b/tests/drivers/test_impl_rabbit.py
index 515e49bec..b2da4a828 100644
--- a/tests/drivers/test_impl_rabbit.py
+++ b/tests/drivers/test_impl_rabbit.py
@@ -23,14 +23,14 @@ import kombu
 from oslotest import mockpatch
 import testscenarios
 
-from oslo.config import cfg
 from oslo import messaging
-from oslo.serialization import jsonutils
+from oslo_config import cfg
 from oslo_messaging._drivers import amqp
 from oslo_messaging._drivers import amqpdriver
 from oslo_messaging._drivers import common as driver_common
 from oslo_messaging._drivers import impl_rabbit as rabbit_driver
 from oslo_messaging.tests import utils as test_utils
+from oslo_serialization import jsonutils
 from six.moves import mock
 
 load_tests = testscenarios.load_tests_apply_scenarios
diff --git a/tests/drivers/test_impl_zmq.py b/tests/drivers/test_impl_zmq.py
index ddc6753ea..ff8f75f7a 100644
--- a/tests/drivers/test_impl_zmq.py
+++ b/tests/drivers/test_impl_zmq.py
@@ -27,8 +27,8 @@ except ImportError:
     zmq = None
 
 from oslo import messaging
-from oslo.utils import importutils
 from oslo_messaging.tests import utils as test_utils
+from oslo_utils import importutils
 
 # eventlet is not yet py3 compatible, so skip if not installed
 eventlet = importutils.try_import('eventlet')
diff --git a/tests/drivers/test_matchmaker.py b/tests/drivers/test_matchmaker.py
index 767414509..fe59fef15 100644
--- a/tests/drivers/test_matchmaker.py
+++ b/tests/drivers/test_matchmaker.py
@@ -14,8 +14,8 @@
 
 import testtools
 
-from oslo.utils import importutils
 from oslo_messaging.tests import utils as test_utils
+from oslo_utils import importutils
 
 # NOTE(jamespage) matchmaker tied directly to eventlet
 # which is not yet py3 compatible - skip if import fails
diff --git a/tests/drivers/test_matchmaker_redis.py b/tests/drivers/test_matchmaker_redis.py
index a36e14af6..35a8c1464 100644
--- a/tests/drivers/test_matchmaker_redis.py
+++ b/tests/drivers/test_matchmaker_redis.py
@@ -14,8 +14,8 @@
 
 import testtools
 
-from oslo.utils import importutils
 from oslo_messaging.tests import utils as test_utils
+from oslo_utils import importutils
 
 redis = importutils.try_import('redis')
 matchmaker_redis = (
diff --git a/tests/drivers/test_matchmaker_ring.py b/tests/drivers/test_matchmaker_ring.py
index c3bc52493..010746472 100644
--- a/tests/drivers/test_matchmaker_ring.py
+++ b/tests/drivers/test_matchmaker_ring.py
@@ -14,8 +14,8 @@
 
 import testtools
 
-from oslo.utils import importutils
 from oslo_messaging.tests import utils as test_utils
+from oslo_utils import importutils
 
 # NOTE(jamespage) matchmaker tied directly to eventlet
 # which is not yet py3 compatible - skip if import fails
diff --git a/tests/notify/test_listener.py b/tests/notify/test_listener.py
index 80c26a62b..84e257d16 100644
--- a/tests/notify/test_listener.py
+++ b/tests/notify/test_listener.py
@@ -18,9 +18,9 @@ import time
 
 import testscenarios
 
-from oslo.config import cfg
 from oslo import messaging
 from oslo.messaging.notify import dispatcher
+from oslo_config import cfg
 from oslo_messaging.tests import utils as test_utils
 from six.moves import mock
 
diff --git a/tests/rpc/test_client.py b/tests/rpc/test_client.py
index 5f138925e..65c4f6752 100644
--- a/tests/rpc/test_client.py
+++ b/tests/rpc/test_client.py
@@ -15,10 +15,10 @@
 
 import testscenarios
 
-from oslo.config import cfg
 from oslo import messaging
 from oslo.messaging import exceptions
 from oslo.messaging import serializer as msg_serializer
+from oslo_config import cfg
 from oslo_messaging.tests import utils as test_utils
 
 load_tests = testscenarios.load_tests_apply_scenarios
diff --git a/tests/rpc/test_server.py b/tests/rpc/test_server.py
index b429191e2..6e1ae1603 100644
--- a/tests/rpc/test_server.py
+++ b/tests/rpc/test_server.py
@@ -17,8 +17,8 @@ import threading
 
 import testscenarios
 
-from oslo.config import cfg
 from oslo import messaging
+from oslo_config import cfg
 from oslo_messaging.tests import utils as test_utils
 from six.moves import mock
 
diff --git a/tests/test_exception_serialization.py b/tests/test_exception_serialization.py
index 74d808f05..17e8ff1f1 100644
--- a/tests/test_exception_serialization.py
+++ b/tests/test_exception_serialization.py
@@ -19,9 +19,9 @@ import six
 import testscenarios
 
 from oslo import messaging
-from oslo.serialization import jsonutils
 from oslo_messaging._drivers import common as exceptions
 from oslo_messaging.tests import utils as test_utils
+from oslo_serialization import jsonutils
 
 load_tests = testscenarios.load_tests_apply_scenarios
 
diff --git a/tests/test_transport.py b/tests/test_transport.py
index 36f8db8ea..a3b5b9128 100644
--- a/tests/test_transport.py
+++ b/tests/test_transport.py
@@ -19,9 +19,9 @@ import six
 from stevedore import driver
 import testscenarios
 
-from oslo.config import cfg
 from oslo import messaging
 from oslo.messaging import transport
+from oslo_config import cfg
 from oslo_messaging.tests import utils as test_utils
 from oslo_messaging import transport as private_transport