diff --git a/htdocs/don/document.php b/htdocs/don/document.php
index 1bb371c7812..53ca935e5ae 100644
--- a/htdocs/don/document.php
+++ b/htdocs/don/document.php
@@ -34,7 +34,7 @@ require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/donation.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/don/class/don.class.php';
-if (!empty($conf->project->enabled)) {
+if (isModEnabled('project')) {
 	require_once DOL_DOCUMENT_ROOT.'/core/class/html.formprojet.class.php';
 	require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 }
@@ -99,7 +99,7 @@ if ($action == 'classin' && $user->rights->don->creer) {
  */
 
 $form = new Form($db);
-if (!empty($conf->project->enabled)) {
+if (isModEnabled('project')) {
 	$formproject = new FormProjets($db);
 }
 
@@ -129,7 +129,7 @@ if ($object->id) {
 
 	$morehtmlref = '<div class="refidno">';
 	// Project
-	if (!empty($conf->project->enabled)) {
+	if (isModEnabled('project')) {
 		$langs->load("projects");
 		$morehtmlref .= $langs->trans('Project').' ';
 		if ($user->rights->don->creer) {