diff --git a/tempest/api/volume/v3/base.py b/tempest/api/volume/v3/base.py
index c31c83c..e38f947 100644
--- a/tempest/api/volume/v3/base.py
+++ b/tempest/api/volume/v3/base.py
@@ -44,7 +44,7 @@
     @classmethod
     def setup_clients(cls):
         super(VolumesV3Test, cls).setup_clients()
-        cls.messages_client = cls.os.volume_messages_client
+        cls.messages_client = cls.os.volume_v3_messages_client
 
     def setUp(self):
         super(VolumesV3Test, self).setUp()
@@ -60,5 +60,5 @@
     @classmethod
     def setup_clients(cls):
         super(VolumesV3AdminTest, cls).setup_clients()
-        cls.admin_messages_client = cls.os_adm.volume_messages_client
+        cls.admin_messages_client = cls.os_adm.volume_v3_messages_client
         cls.admin_volume_types_client = cls.os_adm.volume_types_v2_client
diff --git a/tempest/clients.py b/tempest/clients.py
index 0158efd..d131dc4 100644
--- a/tempest/clients.py
+++ b/tempest/clients.py
@@ -292,7 +292,7 @@
         self.snapshots_v2_client = self.volume_v2.SnapshotsClient()
         self.volumes_client = self.volume_v1.VolumesClient()
         self.volumes_v2_client = self.volume_v2.VolumesClient()
-        self.volume_messages_client = volume.v3.MessagesClient(
+        self.volume_v3_messages_client = volume.v3.MessagesClient(
             self.auth_provider, **params)
         self.volume_types_client = self.volume_v1.TypesClient()
         self.volume_types_v2_client = self.volume_v2.TypesClient()