diff --git a/htdocs/includes/modules/modExternalRss.class.php b/htdocs/includes/modules/modExternalRss.class.php
index 51b9a9f13a1..e24c29e0178 100644
--- a/htdocs/includes/modules/modExternalRss.class.php
+++ b/htdocs/includes/modules/modExternalRss.class.php
@@ -76,6 +76,9 @@ class modExternalRss extends DolibarrModules
     $this->boxes[0][0] = "Informations externes RSS";
     $this->boxes[0][1] = "box_external_rss.php";
 
+    // Permissions
+    $this->rights = array();
+    $this->rights_class = 'externalrss';
   }
 
    /**