diff --git a/keystoneclient/shell.py b/keystoneclient/shell.py
index a4d8a1fb7..3aebaddb0 100644
--- a/keystoneclient/shell.py
+++ b/keystoneclient/shell.py
@@ -383,7 +383,11 @@ class OpenStackIdentityShell(object):
             return 0
 
         if args.debug:
-            logging.basicConfig(level=logging.DEBUG)
+            logging_level = logging.DEBUG
+        else:
+            logging_level = logging.WARNING
+
+        logging.basicConfig(level=logging_level)
 
         # TODO(heckj): supporting backwards compatibility with environment
         # variables. To be removed after DEVSTACK is updated, ideally in