diff --git a/jituan/management/commands/copy_ufo_sanjiaozhou_catalog.py b/jituan/management/commands/copy_ufo_sanjiaozhou_catalog.py
index fe44f4d..6c13cba 100644
--- a/jituan/management/commands/copy_ufo_sanjiaozhou_catalog.py
+++ b/jituan/management/commands/copy_ufo_sanjiaozhou_catalog.py
@@ -53,8 +53,8 @@ class Command(BaseCommand):
         parser.add_argument(
             '--to-club',
             type=str,
-            required=True,
-            help='目标俱乐部 club_id（必须显式指定，如 lxs 或 lsx）',
+            default='',
+            help='目标俱乐部 club_id（必须显式指定，如 lxs；--list-clubs 时可省略）',
         )
         parser.add_argument(
             '--leixing-name',
@@ -101,7 +101,10 @@ class Command(BaseCommand):
         confirm = (options.get('i_confirm_to_club') or '').strip()
 
         if not to_club:
-            raise CommandError('必须传 --to-club=...')
+            raise CommandError(
+                '必须传 --to-club=...（龙先生当前库为 lxs）。'
+                '仅查看俱乐部列表时用：python manage.py copy_ufo_sanjiaozhou_catalog --list-clubs'
+            )
 
         self.stdout.write(self.style.NOTICE('—— Club 表候选（名称含「龙先生」）——'))
         self._list_clubs(Club, only_hint=True)