diff --git a/novaclient/tests/unit/v2/test_migrations.py b/novaclient/tests/unit/v2/test_migrations.py
index e69d3327e..408909cda 100644
--- a/novaclient/tests/unit/v2/test_migrations.py
+++ b/novaclient/tests/unit/v2/test_migrations.py
@@ -10,6 +10,8 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+import mock
+
 from novaclient import api_versions
 from novaclient.tests.unit import utils
 from novaclient.tests.unit.v2 import fakes
@@ -38,6 +40,15 @@ class MigrationsTest(utils.TestCase):
             self.assertIsInstance(m, migrations.Migration)
             self.assertEqual(m.migration_type, 'live-migration')
 
+    @mock.patch('novaclient.v2.migrations.warnings.warn')
+    def test_list_migrations_with_cell_name(self, mock_warn):
+        ml = self.cs.migrations.list(cell_name="abc")
+        self.assert_request_id(ml, fakes.FAKE_REQUEST_ID_LIST)
+        self.cs.assert_called('GET', '/os-migrations?cell_name=abc')
+        for m in ml:
+            self.assertIsInstance(m, migrations.Migration)
+        self.assertTrue(mock_warn.called)
+
     def test_list_migrations_with_filters(self):
         ml = self.cs.migrations.list('host1', 'finished', 'child1')
         self.assert_request_id(ml, fakes.FAKE_REQUEST_ID_LIST)
diff --git a/novaclient/v2/client.py b/novaclient/v2/client.py
index b85077392..73280b59b 100644
--- a/novaclient/v2/client.py
+++ b/novaclient/v2/client.py
@@ -183,7 +183,11 @@ class Client(object):
         self.server_external_events = \
             server_external_events.ServerExternalEventManager(self)
 
-        self.logger = logger or logging.getLogger(__name__)
+        if not logger:
+            logger = logging.getLogger(__name__)
+            if not logger.handlers:
+                logger.addHandler(logging.StreamHandler())
+        self.logger = logger
 
         # Add in any extensions...
         if extensions:
diff --git a/novaclient/v2/migrations.py b/novaclient/v2/migrations.py
index 5a39ed992..72e0deda9 100644
--- a/novaclient/v2/migrations.py
+++ b/novaclient/v2/migrations.py
@@ -19,6 +19,8 @@ from six.moves.urllib import parse
 from novaclient import base
 from novaclient.i18n import _
 
+import warnings
+
 
 class Migration(base.Resource):
     def __repr__(self):
@@ -41,9 +43,9 @@ class MigrationManager(base.ManagerWithFind):
         if status:
             opts['status'] = status
         if cell_name:
-            self.client.logger.warning(_("Argument 'cell_name' is "
-                                         "deprecated since Pike, and will "
-                                         "be removed in a future release."))
+            warnings.warn(_("Argument 'cell_name' is "
+                            "deprecated since Pike, and will "
+                            "be removed in a future release."))
             opts['cell_name'] = cell_name
         if instance_uuid:
             opts['instance_uuid'] = instance_uuid