diff --git a/src/components/Administer.jsx b/src/components/Administer.jsx
index 0f915e3..9cf8986 100644
--- a/src/components/Administer.jsx
+++ b/src/components/Administer.jsx
@@ -248,8 +248,7 @@
   setError(null);
   try {
     const announcements = await getAnnouncements();
-    // 确保总是设置为数组
-    setAnnouncements(Array.isArray(announcements) ? announcements : []);
+    setAnnouncements(announcements);
   } catch (err) {
     setError('获取公告列表失败: ' + err.message);
     console.error(err);
