diff --git a/checkprestabox.php b/checkprestabox.php
index fcef005..0ea30ce 100644
--- a/checkprestabox.php
+++ b/checkprestabox.php
@@ -37,7 +37,7 @@ class CheckPrestaBox extends Module
         return parent::install() &&
             $this->registerHook('displayAdminOrderTabContent');
 
-        if (!parent::install()  || !$this->registerHook('displayAdminOrderTabContent')) {
+        if (!parent::install()  || !$this->registerHook('displayAdminOrderTabContent') || !$this->registerHook('displayAdminOrderTabLink')) {
             return false;
         }
         return true;