diff --git a/apps/ofm/services.py b/apps/ofm/services.py
index 1e3e41d5..6addbf7a 100644
--- a/apps/ofm/services.py
+++ b/apps/ofm/services.py
@@ -67,7 +67,6 @@ def bind_vehicle(ticket: Ticket, transition, new_ticket_data: dict):
         'is_city': ins.is_city
     })
     ins.actual_km = None
-    ins.end_time = None
     ticket.ticket_data = ticket_data
     ticket.create_by = ins.create_by
     ticket.save()
diff --git a/apps/ofm/views.py b/apps/ofm/views.py
index e962d4e4..eb0f2c77 100644
--- a/apps/ofm/views.py
+++ b/apps/ofm/views.py
@@ -115,8 +115,6 @@ class LendingSealViewSet(CustomModelViewSet):
 
     印章外出
     """
-    perms_map = {'get': '*', 'post': 'seal.update',
-                 'put': 'seal.update', 'delete': 'seal.delete'}
     queryset = LendingSeal.objects.all()
     serializer_class = LendingSealSerializer
     filterset_class = SealFilter