diff --git a/hooks/nova_cc_hooks.py b/hooks/nova_cc_hooks.py
index 96d0a42f..3ab71268 100755
--- a/hooks/nova_cc_hooks.py
+++ b/hooks/nova_cc_hooks.py
@@ -533,7 +533,7 @@ def _auth_config():
         'keystone_host': ks_auth_host,
         'service_tenant': ncc_utils.auth_token_config('admin_tenant_name'),
         # add api version if found
-        'api_version': ncc_utils.auth_token_config('api_version') or '2.0',
+        'api_version': ncc_utils.auth_token_config('api_version') or '3.0',
         'admin_domain_name': ncc_utils.auth_token_config('admin_domain_name')
     }
     return cfg