diff --git a/htdocs/admin/confexped.php b/htdocs/admin/confexped.php
index c2ca271e5ea..6eaeb0bf233 100644
--- a/htdocs/admin/confexped.php
+++ b/htdocs/admin/confexped.php
@@ -44,7 +44,7 @@ $action = GETPOST('action', 'aZ09');
  */
 
 // Shipment note
-if (!empty($conf->expedition->enabled) && empty($conf->global->MAIN_SUBMODULE_EXPEDITION)) {
+if (isModEnabled('expedition') && empty($conf->global->MAIN_SUBMODULE_EXPEDITION)) {
 	// This option should always be set to on when module is on.
 	dolibarr_set_const($db, "MAIN_SUBMODULE_EXPEDITION", "1", 'chaine', 0, '', $conf->entity);
 }