diff --git a/htdocs/compta/sociales/document.php b/htdocs/compta/sociales/document.php
index 2b0d17337a5..741100a53a3 100644
--- a/htdocs/compta/sociales/document.php
+++ b/htdocs/compta/sociales/document.php
@@ -33,7 +33,7 @@ require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/images.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/tax.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
-if (!empty($conf->project->enabled)) {
+if (isModEnabled('project')) {
 	include_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 	include_once DOL_DOCUMENT_ROOT.'/core/class/html.formprojet.class.php';
 }
@@ -101,7 +101,7 @@ if ($action == 'setlib' && $user->rights->tax->charges->creer) {
  */
 
 $form = new Form($db);
-if (!empty($conf->project->enabled)) {
+if (isModEnabled('project')) {
 	$formproject = new FormProjets($db);
 }
 
@@ -121,7 +121,7 @@ if ($object->id) {
 	$morehtmlref .= $form->editfieldkey("Label", 'lib', $object->label, $object, $user->rights->tax->charges->creer, 'string', '', 0, 1);
 	$morehtmlref .= $form->editfieldval("Label", 'lib', $object->label, $object, $user->rights->tax->charges->creer, 'string', '', null, null, '', 1);
 	// Project
-	if (!empty($conf->project->enabled)) {
+	if (isModEnabled('project')) {
 		$langs->load("projects");
 		$morehtmlref .= '<br>'.$langs->trans('Project').' : ';
 		if (!empty($object->fk_project)) {