diff --git a/app/index/controller/Post.php b/app/index/controller/Post.php
index 44c928a..15edf07 100644
--- a/app/index/controller/Post.php
+++ b/app/index/controller/Post.php
@@ -43,7 +43,7 @@ class Post extends Common
             ])->where('uid', $uid)->find();
 
             if (empty($model_post)) {
-                return $this->error('链接已失效', '/');
+                return $this->error('链接已失效', '/', 404);
             }
 
             Cache::set($cache_key, $model_post, 600);