diff --git a/htdocs/ticket/messaging.php b/htdocs/ticket/messaging.php
index 875ff695b33..f97dfe7592f 100644
--- a/htdocs/ticket/messaging.php
+++ b/htdocs/ticket/messaging.php
@@ -96,7 +96,7 @@ if ($user->socid > 0 && ($object->fk_soc != $user->socid)) {
 	accessforbidden();
 }
 // or for unauthorized internals users
-if (!$user->socid && (!empty(getDolGlobalString('TICKET_LIMIT_VIEW_ASSIGNED_ONLY')) && $object->fk_user_assign != $user->id) && !$user->rights->ticket->manage) {
+if (!$user->socid && getDolGlobalString('TICKET_LIMIT_VIEW_ASSIGNED_ONLY') && $object->fk_user_assign != $user->id) && !$user->rights->ticket->manage) {
 	accessforbidden();
 }
 
@@ -144,7 +144,7 @@ $userstat = new User($db);
 $formticket = new FormTicket($db);
 
 $title = $langs->trans("Ticket").' - '.$object->ref.' '.$object->name;
-if (!empty(getDolGlobalString('MAIN_HTML_TITLE')) && preg_match('/ticketnameonly/', getDolGlobalString('MAIN_HTML_TITLE')) && $object->name) {
+if (getDolGlobalString('MAIN_HTML_TITLE') && preg_match('/ticketnameonly/', getDolGlobalString('MAIN_HTML_TITLE')) && $object->name) {
 	$title = $object->ref.' '.$object->name.' - '.$langs->trans("Info");
 }
 $help_url = 'FR:DocumentationModuleTicket';
@@ -161,7 +161,7 @@ if ($socid > 0) {
 	print dol_get_fiche_end();
 }
 
-if (!$user->socid && !empty(getDolGlobalString('TICKET_LIMIT_VIEW_ASSIGNED_ONLY'))) {
+if (!$user->socid && getDolGlobalString('TICKET_LIMIT_VIEW_ASSIGNED_ONLY')) {
 	$object->next_prev_filter = "te.fk_user_assign = ".((int) $user->id);
 } elseif ($user->socid > 0) {
 	$object->next_prev_filter = "te.fk_soc = ".((int) $user->socid);