diff --git a/inc/ticket.class.php b/inc/ticket.class.php
index 5999293..3df0880 100644
--- a/inc/ticket.class.php
+++ b/inc/ticket.class.php
@@ -656,10 +656,10 @@ class PluginBehaviorsTicket {
       }
       if ($config->getField('ticketsolved_updatetech')) {
          $ticket_user      = new Ticket_User();
-         if (!$ticket_user->getFromDBByCrit(['tickets_id' => $ticket->fields['id'],
+         if ((!$ticket_user->getFromDBByCrit(['tickets_id' => $ticket->fields['id'],
                                              'type'       => CommonITILActor::ASSIGN])
              || (isset($ticket_user->fields['users_id'])
-                 && ($ticket_user->fields['users_id'] != Session::getLoginUserID()))
+                 && ($ticket_user->fields['users_id'] != Session::getLoginUserID())))
              && isset($ticket->oldvalues)
              && !in_array($ticket->oldvalues['status'], array_merge(Ticket::getSolvedStatusArray(),
                                                                     Ticket::getClosedStatusArray()))