diff --git a/htdocs/compta/facture/info.php b/htdocs/compta/facture/info.php
index 4521c7e5096..1815b108a78 100644
--- a/htdocs/compta/facture/info.php
+++ b/htdocs/compta/facture/info.php
@@ -28,7 +28,7 @@ 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/functions2.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/invoice.lib.php';
-if (!empty($conf->project->enabled)) {
+if (isModEnabled('project')) {
 	include_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 }
 
@@ -97,7 +97,7 @@ $morehtmlref .= $form->editfieldval("RefCustomer", 'ref_client', $object->ref_cl
 // 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) {