diff --git a/htdocs/admin/ticket.php b/htdocs/admin/ticket.php
index 68f256e2009..aa5acd273d6 100644
--- a/htdocs/admin/ticket.php
+++ b/htdocs/admin/ticket.php
@@ -26,6 +26,7 @@ require '../main.inc.php';
 require_once DOL_DOCUMENT_ROOT."/core/lib/admin.lib.php";
 require_once DOL_DOCUMENT_ROOT."/ticket/class/ticket.class.php";
 require_once DOL_DOCUMENT_ROOT."/core/lib/ticket.lib.php";
+require_once DOL_DOCUMENT_ROOT."/core/class/html.formcategory.class.php";
 
 // Load translation files required by the page
 $langs->loadLangs(array("admin", "ticket"));
@@ -157,6 +158,14 @@ if ($action == 'setvarworkflow') {
 	}
 }
 
+if ($action == 'setvarworkflowother' || $action == 'setvarworkflow') {
+	$param_ticket_product_category = GETPOST('product_category_id', 'int');
+	$res = dolibarr_set_const($db, 'TICKET_PRODUCT_CATEGORY', $param_ticket_product_category, 'chaine', 0, '', $conf->entity);
+	if (!($res > 0)) {
+		$error++;
+	}
+}
+
 if ($action == 'setvarother') {
 	$param_must_exists = GETPOST('TICKET_EMAIL_MUST_EXISTS', 'alpha');
 	$res = dolibarr_set_const($db, 'TICKET_EMAIL_MUST_EXISTS', $param_must_exists, 'chaine', 0, '', $conf->entity);
@@ -219,7 +228,7 @@ if ($action == 'setvarother') {
 
 $dirmodels = array_merge(array('/'), (array) $conf->modules_parts['models']);
 
-$form = new Form($db);
+$form = new FormCategory($db);
 
 $help_url = "FR:Module_Ticket";
 $page_name = "TicketSetup";
@@ -489,8 +498,7 @@ foreach ($dirmodels as $reldir) {
 print '</table>';
 print '</div><br>';
 
-
-if (!$conf->use_javascript_ajax) {
+if (empty($conf->use_javascript_ajax)) {
 	print '<form method="post" action="'.$_SERVER['PHP_SELF'].'" enctype="multipart/form-data" >';
 	print '<input type="hidden" name="token" value="'.newToken().'">';
 	print '<input type="hidden" name="action" value="setvarworkflow">';
@@ -551,10 +559,33 @@ print $form->textwithpicto('', $langs->trans("TicketsAutoNotifyCloseHelp"), 1, '
 print '</td>';
 print '</tr>';
 
-if (!$conf->use_javascript_ajax) {
-	print '</form>';
+// Choose which product category is used for tickets
+if ($conf->use_javascript_ajax) {
+	print '<form method="post" action="'.$_SERVER['PHP_SELF'].'" enctype="multipart/form-data" >';
+	print '<input type="hidden" name="token" value="'.newToken().'">';
+	print '<input type="hidden" name="action" value="setvarworkflowother">';
 }
 
+print '<tr class="oddeven"><td>'.$langs->trans("TicketChooseProductCategory").'</td>';
+print '<td class="left">';
+	$form->selectProductCategory($conf->global->TICKET_PRODUCT_CATEGORY, 'product_category_id');
+	if ($conf->use_javascript_ajax) {
+		print ajax_combobox('select_'.$htmlname);
+	}
+print '</td>';
+print '<td class="center">';
+print $form->textwithpicto('', $langs->trans("TicketChooseProductCategoryHelp"), 1, 'help');
+print '</td>';
+print '</tr>';
+
+print '</table><br>';
+
+print '<div class="center">';
+print '<input type="submit" class="button button-save" value="'.$langs->trans("Save").'">';
+print '</div>';
+
+print '</form>';
+
 // Define wanted maximum time elapsed before answers to tickets
 print '<form method="post" action="'.$_SERVER['PHP_SELF'].'" enctype="multipart/form-data" >';
 print '<input type="hidden" name="action" value="setvarother">';
diff --git a/htdocs/langs/en_US/ticket.lang b/htdocs/langs/en_US/ticket.lang
index 204f7c0ed60..edd54911bad 100644
--- a/htdocs/langs/en_US/ticket.lang
+++ b/htdocs/langs/en_US/ticket.lang
@@ -145,6 +145,8 @@ TicketsDelayBetweenAnswersHelp=If an unresolved ticket that has already received
 TicketsAutoNotifyClose=Automatically notify thirdparty when closing a ticket
 TicketsAutoNotifyCloseHelp=When closing a ticket, you will be proposed to send a message to one of thirdparty's contacts. On mass closing, a message will be sent to one contact of the thirdparty linked to the ticket.
 TicketWrongContact=Provided contact is not part of current ticket contacts. Email not sent.
+TicketChooseProductCategory=Product category for ticket support
+TicketChooseProductCategoryHelp=Select the product category of ticket support. This will be used to automatically link a contract to a ticket.
 
 #
 # Index & list page