diff --git a/inc/field/dropdownfield.class.php b/inc/field/dropdownfield.class.php
index d8be15fa4..e6802a297 100644
--- a/inc/field/dropdownfield.class.php
+++ b/inc/field/dropdownfield.class.php
@@ -355,6 +355,9 @@ public function buildParams($rand = null) {
       if (isset($emptyItem->fields['otherserial'])) {
          $dparams['displaywith'][] = 'otherserial';
       }
+      if ($itemtype === Ticket::class && !array_search('id', $dparams['displaywith'])) {
+         $dparams['displaywith'][] = 'id';
+      }
 
       return $dparams;
    }