diff --git a/htdocs/eventorganization/conferenceorboothattendee_note.php b/htdocs/eventorganization/conferenceorboothattendee_note.php
index 4c5b2f394a9..d2e912332a6 100644
--- a/htdocs/eventorganization/conferenceorboothattendee_note.php
+++ b/htdocs/eventorganization/conferenceorboothattendee_note.php
@@ -151,7 +151,7 @@ if ($id > 0 || !empty($ref)) {
 	 // Thirdparty
 	 $morehtmlref.='<br>'.$langs->trans('ThirdParty') . ' : ' . (is_object($object->thirdparty) ? $object->thirdparty->getNomUrl(1) : '');
 	 // Project
-	 if (! empty($conf->project->enabled))
+	 if (isModEnabled('project'))
 	 {
 	 $langs->load("projects");
 	 $morehtmlref.='<br>'.$langs->trans('Project') . ' ';