diff --git a/php/model/ArticleManager.php b/php/model/ArticleManager.php
index 488ad30..55f4bb9 100644
--- a/php/model/ArticleManager.php
+++ b/php/model/ArticleManager.php
@@ -8,7 +8,7 @@ require_once 'Article.php';
  *
  * @author Niklas Ortmann
  */
-class ArticleManager
+class ArticleManager extends LocalArticleManager
 {
     public static function getInstance()
     {