diff --git a/openstackclient/tests/functional/common/test_module.py b/openstackclient/tests/functional/common/test_module.py
index d589f19cd..41aabb7f8 100644
--- a/openstackclient/tests/functional/common/test_module.py
+++ b/openstackclient/tests/functional/common/test_module.py
@@ -46,7 +46,7 @@ class ModuleTest(base.TestCase):
 class CommandTest(base.TestCase):
     """Functional tests for openstackclient command list."""
     GROUPS = [
-        'openstack.volume.v2',
+        'openstack.volume.v3',
         'openstack.network.v2',
         'openstack.image.v2',
         'openstack.identity.v3',