diff --git a/update_files.py b/update_files.py
index deb1c34..b85de4f 100644
--- a/update_files.py
+++ b/update_files.py
@@ -70,7 +70,7 @@ def main():
         commit_message = "自动更新：从 list.yaml 下载最新文件"
         # 如果没有变更，则 git commit 会返回非零状态，可用 || true 处理
         subprocess.run(["git", "commit", "-m", commit_message], check=False)
-        subprocess.run(["git", "push", "origin", "HEAD"], check=True)
+        subprocess.run(["git", "push", "origin", "main"], check=True)
     else:
         print("没有需要更新的文件。")