diff --git a/app/controller/api/Business.php b/app/controller/api/Business.php
index d54ba2e..8869c59 100644
--- a/app/controller/api/Business.php
+++ b/app/controller/api/Business.php
@@ -394,7 +394,7 @@ class Business extends Base
         $data["punishRule"]             = '';//处罚规则 已取消
 
         $pregRule = "/<[img|IMG].*?src=[\'|\"](.*?(?:[\.jpg|\.jpeg|\.png|\.gif|\.bmp]))[\'|\"].*?[\/]?>/";
-        $data["content"]   = preg_replace($pregRule, '<img src="' . $this->request->domain() . '${1}" style="max-width:100%">', $data["content"]  );
+        $data["content"]   = preg_replace($pregRule, '<img src="' . $this->request->domain() . '${1}" style="max-width:100%">', (string)$couponMain->content  );
 //        $data["content"]                = (string)$couponMain->content;
 
         //未登录可以领取 0可领取 1已领取 2 已领完