diff --git a/src/Task.php b/src/Task.php
index 24e0807..7cb6502 100755
--- a/src/Task.php
+++ b/src/Task.php
@@ -53,6 +53,12 @@ protected function init()
                     'type'=>'array'
                 ]
             ],
+            'ticketId'=>[
+                'required'=>false,
+                'attributes'=>[
+                    'type'=>'integer'
+                ]
+            ],
             'responsible_party_id'     => false,
             'attachments'              => false,
             'pending_file_attachments' => false