diff --git a/htdocs/compta/facture/note.php b/htdocs/compta/facture/note.php
index 5b30d39da12..1e24133919d 100644
--- a/htdocs/compta/facture/note.php
+++ b/htdocs/compta/facture/note.php
@@ -29,7 +29,7 @@ require '../../main.inc.php';
 require_once DOL_DOCUMENT_ROOT.'/compta/facture/class/facture.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/discount.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/invoice.lib.php';
-if (!empty($conf->project->enabled)) {
+if (isModEnabled('project')) {
 	require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 }
 
@@ -114,7 +114,7 @@ if ($id > 0 || !empty($ref)) {
 	// Thirdparty
 	$morehtmlref .= '<br>'.$langs->trans('ThirdParty').' : '.$object->thirdparty->getNomUrl(1, 'customer');
 	// Project
-	if (!empty($conf->project->enabled)) {
+	if (isModEnabled('project')) {
 		$langs->load("projects");
 		$morehtmlref .= '<br>'.$langs->trans('Project').' ';
 		if ($user->rights->facture->creer) {