diff --git a/app/controller/api/Comment.php b/app/controller/api/Comment.php
index cfaa564..8a3b98f 100644
--- a/app/controller/api/Comment.php
+++ b/app/controller/api/Comment.php
@@ -73,7 +73,7 @@ class Comment extends Base
 
             //如果是图片或者语音  加上域名信息
             if(in_array($param['type'],[CommentModel::type_img,CommentModel::type_voice])){
-                $comment            = $param['comment'];
+                $comment            =  input("comment/s", '',null);
                 $param['url']       = $this->request->domain() . $comment;
                 $param['comment']   = $this->request->domain() . $comment;