diff --git a/htdocs/admin/ticket.php b/htdocs/admin/ticket.php
index 99d1b34749f..f1fbba03840 100644
--- a/htdocs/admin/ticket.php
+++ b/htdocs/admin/ticket.php
@@ -539,7 +539,7 @@ print $formcategory->textwithpicto('', $langs->trans("TicketsAutoNotifyCloseHelp
 print '</td>';
 print '</tr>';
 
-if (! empty($conf->product->enabled)) {
+if (isModEnabled('product')) {
 	print '<tr class="oddeven"><td>'.$langs->trans("TicketChooseProductCategory").'</td>';
 	print '<td class="left">';
 	$formcategory->selectProductCategory($conf->global->TICKET_PRODUCT_CATEGORY, 'product_category_id');