diff --git a/app/article/controller/Index.php b/app/article/controller/Index.php
index 87f932c..d35d7ae 100644
--- a/app/article/controller/Index.php
+++ b/app/article/controller/Index.php
@@ -238,7 +238,7 @@ class Index extends BaseController
     public function delete()
     {
         $id = get_params("id");
-		$admin_id = Db::name('Article')->where('id',$id).value('uid');
+		$admin_id = Db::name('Article')->where('id',$id)->value('uid');
 		if($admin_id!=$this->uid){
 			return to_assign(1, "你不是该知识的创建人，没权限删除");
 		}