diff --git a/app/controller/Help.php b/app/controller/Help.php
index aa72c4e..99c32bf 100644
--- a/app/controller/Help.php
+++ b/app/controller/Help.php
@@ -21,7 +21,7 @@ class Help
         if(empty($info)){
             return show("找不到该学生信息！");
         }
-        $hot = $info->hot;
+        $hot = $info['hot'];
         $data = [
             "userid"=>$userid,
             "student_id"=>$student_id,