diff --git a/app/assets/javascripts/app/controllers/ticket_zoom/sidebar_ticket.coffee b/app/assets/javascripts/app/controllers/ticket_zoom/sidebar_ticket.coffee
index fd64b3ed7..c06e1fb38 100644
--- a/app/assets/javascripts/app/controllers/ticket_zoom/sidebar_ticket.coffee
+++ b/app/assets/javascripts/app/controllers/ticket_zoom/sidebar_ticket.coffee
@@ -22,7 +22,7 @@ class Edit extends App.ObserverController
        @permissionCheck('admin') || ticket.currentView() is 'agent'
       new App.ControllerForm(
         elReplace:      @el
-        model:          { configure_attributes: @formMeta.configure_attributes }
+        model:          { configure_attributes: @formMeta.configure_attributes || App.Ticket.configure_attributes }
         screen:         'edit'
         handlersConfig: handlers
         filter:         @formMeta.filter
@@ -35,7 +35,7 @@ class Edit extends App.ObserverController
     else
       new App.ControllerForm(
         elReplace:      @el
-        model:          { configure_attributes: @formMeta.configure_attributes }
+        model:          { configure_attributes: @formMeta.configure_attributes || App.Ticket.configure_attributes }
         screen:         'edit'
         handlersConfig: handlers
         filter:         @formMeta.filter