diff --git a/watcher/common/cinder_helper.py b/watcher/common/cinder_helper.py
index 126bc8e7c..848dfe12e 100644
--- a/watcher/common/cinder_helper.py
+++ b/watcher/common/cinder_helper.py
@@ -17,7 +17,7 @@ import time
 from oslo_log import log
 
 from cinderclient import exceptions as cinder_exception
-from cinderclient.v2.volumes import Volume
+from cinderclient.v3.volumes import Volume
 from watcher._i18n import _
 from watcher.common import clients
 from watcher.common import exception
diff --git a/watcher/decision_engine/model/collector/cinder.py b/watcher/decision_engine/model/collector/cinder.py
index 3a5bfe17d..f498d156f 100644
--- a/watcher/decision_engine/model/collector/cinder.py
+++ b/watcher/decision_engine/model/collector/cinder.py
@@ -205,7 +205,7 @@ class CinderModelBuilder(base.BaseModelBuilder):
         """Build a storage node from a Cinder storage node
 
         :param node: A storage node
-        :type node: :py:class:`~cinderclient.v2.services.Service`
+        :type node: :py:class:`~cinderclient.v3.services.Service`
         """
         # node.host is formatted as host@backendname since ocata,
         # or may be only host as of ocata
@@ -233,7 +233,7 @@ class CinderModelBuilder(base.BaseModelBuilder):
         """Build a storage pool from a Cinder storage pool
 
         :param pool: A storage pool
-        :type pool: :py:class:`~cinderclient.v2.pools.Pool`
+        :type pool: :py:class:`~cinderclient.v3.pools.Pool`
         :raises: exception.InvalidPoolAttributeValue
         """
         # build up the storage pool.
diff --git a/watcher/decision_engine/strategy/strategies/zone_migration.py b/watcher/decision_engine/strategy/strategies/zone_migration.py
index 9a9e25740..227a8a93c 100644
--- a/watcher/decision_engine/strategy/strategies/zone_migration.py
+++ b/watcher/decision_engine/strategy/strategies/zone_migration.py
@@ -16,7 +16,7 @@ from dateutil.parser import parse
 
 from oslo_log import log
 
-from cinderclient.v2.volumes import Volume
+from cinderclient.v3.volumes import Volume
 from novaclient.v2.servers import Server
 from watcher._i18n import _
 from watcher.common import cinder_helper
diff --git a/watcher/tests/decision_engine/strategy/strategies/test_zone_migration.py b/watcher/tests/decision_engine/strategy/strategies/test_zone_migration.py
index 6a9b820a1..4e6ecfbbc 100644
--- a/watcher/tests/decision_engine/strategy/strategies/test_zone_migration.py
+++ b/watcher/tests/decision_engine/strategy/strategies/test_zone_migration.py
@@ -144,7 +144,7 @@ class TestZoneMigration(TestBaseStrategy):
 
     @staticmethod
     def fake_volume(**kwargs):
-        volume = mock.MagicMock(spec=cinderclient.v2.volumes.Volume)
+        volume = mock.MagicMock(spec=cinderclient.v3.volumes.Volume)
         volume.id = kwargs.get('id', utils.generate_uuid())
         volume.name = kwargs.get('name', 'fake_name')
         volume.status = kwargs.get('status', 'available')