diff --git a/htdocs/expedition/document.php b/htdocs/expedition/document.php
index d0729879017..08f30446f72 100644
--- a/htdocs/expedition/document.php
+++ b/htdocs/expedition/document.php
@@ -33,7 +33,7 @@ require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/sendings.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 require_once DOL_DOCUMENT_ROOT.'/expedition/class/expedition.class.php';
-if (!empty($conf->project->enabled)) {
+if (isModEnabled('project')) {
 	require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 }
 
@@ -123,7 +123,7 @@ if ($id > 0 || !empty($ref)) {
 		$morehtmlref .= '<br>'.$langs->trans('ThirdParty').' : '.$object->thirdparty->getNomUrl(1);
 
 		// Project
-		if (!empty($conf->project->enabled)) {
+		if (isModEnabled('project')) {
 			$langs->load("projects");
 			$morehtmlref .= '<br>'.$langs->trans('Project').' ';
 			if (0) {    // Do not change on shipment