diff --git a/backend/app/routers/websites.py b/backend/app/routers/websites.py
index cad33dc..8a2eccc 100644
--- a/backend/app/routers/websites.py
+++ b/backend/app/routers/websites.py
@@ -1210,7 +1210,7 @@ def set_website_accounts_concurrency(
             success = all(item.status == "skipped" for item in items)
             return SetConcurrencyResponse(
                 success=success,
-                message=f"无可执行批量更新 of 账号。已跳过 {len(skipped_items)} 个",
+                message=f"无可执行批量更新的账号。已跳过 {len(skipped_items)} 个",
                 items=items
             )