diff --git a/modules/shared.py b/modules/shared.py
index b9c2f0453..7d67a4c55 100644
--- a/modules/shared.py
+++ b/modules/shared.py
@@ -43,7 +43,7 @@ parser.add_argument("--ui-config-file", type=str, help="filename to use for ui c
 parser.add_argument("--hide-ui-dir-config", action='store_true', help="hide directory configuration from webui", default=False)
 parser.add_argument("--ui-settings-file", type=str, help="filename to use for ui settings", default=os.path.join(script_path, 'config.json'))
 parser.add_argument("--gradio-debug",  action='store_true', help="launch gradio with --debug option")
-parser.add_argument("--auth", type=str, help='set gradio authentication like "username:password"; or comma-delimit multiple like "u1:p1,u2:p2,u3:p3"', default=None)
+parser.add_argument("--gradio-auth", type=str, help='set gradio authentication like "username:password"; or comma-delimit multiple like "u1:p1,u2:p2,u3:p3"', default=None)
 
 cmd_opts = parser.parse_args()
 
diff --git a/webui.py b/webui.py
index 2b8dedc7d..1eac91785 100644
--- a/webui.py
+++ b/webui.py
@@ -115,8 +115,13 @@ def webui():
         run_pnginfo=modules.extras.run_pnginfo
     )
 
-    auth = [tuple(cred.split(':')) for cred in cmd_opts.auth.strip('"').split(',')] if cmd_opts.auth else None
-    demo.launch(share=cmd_opts.share, server_name="0.0.0.0" if cmd_opts.listen else None, server_port=cmd_opts.port, debug=cmd_opts.gradio_debug, auth=auth)
+    demo.launch(
+        share=cmd_opts.share,
+        server_name="0.0.0.0" if cmd_opts.listen else None,
+        server_port=cmd_opts.port,
+        debug=cmd_opts.gradio_debug,
+        auth=[tuple(cred.split(':')) for cred in cmd_opts.auth.strip('"').split(',')] if cmd_opts.auth else None,
+    )
 
 
 if __name__ == "__main__":