diff --git a/apps/opm/services.py b/apps/opm/services.py
index c45bf259..326259ad 100644
--- a/apps/opm/services.py
+++ b/apps/opm/services.py
@@ -37,8 +37,8 @@ def bind_opl(ticket: Ticket, transition: Transition, new_ticket_data: dict):
         'monitor': opl.monitor.id,
         'workers': list(OplWorker.objects.filter(opl=opl).values_list('worker__id', flat=True)),
         'charger': opl.charger.id,
-        'dept_ter': opl.operation.dept_ter,
-        'dept_bus': opl.operation.dept_bus
+        'dept_ter': opl.operation.dept_ter.id,
+        'dept_bus': opl.operation.dept_bus.id
         })
     ticket.ticket_data = ticket_data
     ticket.save()