diff --git a/backend/api/routes/accounts.py b/backend/api/routes/accounts.py
index 6ccd06a..5091503 100644
--- a/backend/api/routes/accounts.py
+++ b/backend/api/routes/accounts.py
@@ -116,12 +116,11 @@ async def get_account_detail(
 async def update_account(
     account_id: int, 
     data: AccountUpdate, 
-    user: Dict[str, Any] = Depends(require_account_owner)
+    user: Dict[str, Any] = Depends(get_current_user)
 ):
     """更新账号基本信息"""
+    require_account_owner(account_id, user)
     try:
-        # TODO: Implement Account.update() in models
-        # For now, manually update allowed fields
         updates = {}
         if data.name is not None:
             updates['name'] = data.name