diff --git a/application/api/controller/Article.php b/application/api/controller/Article.php
index 99c03e8..b32afce 100644
--- a/application/api/controller/Article.php
+++ b/application/api/controller/Article.php
@@ -952,7 +952,7 @@ class Article extends Controller {
             return true;
         }else if($type_name=='coverLetter' && $url == ''){
             return true;
-        }else if($type_name=='totalpage' && $url = ''){
+        }else if($type_name=='totalpage' && $url == ''){
             return true;
         }
         $insert_data['article_id'] = $article_id;