diff --git a/php/controller/updateArticle-controller.php b/php/controller/updateArticle-controller.php
index 6ff32ec..df50aca 100644
--- a/php/controller/updateArticle-controller.php
+++ b/php/controller/updateArticle-controller.php
@@ -1,5 +1,5 @@
 <?php
-session_start();
+SESSION_START();
 require_once '../model/LocalArticleManager.php';
 require_once '../model/ArticleManager.php';
 require_once '../model/Article.php';