diff --git a/sncfgtfs/management/commands/update_sncf_gtfs_rt.py b/sncfgtfs/management/commands/update_sncf_gtfs_rt.py
index 7830feb..6eeda6e 100644
--- a/sncfgtfs/management/commands/update_sncf_gtfs_rt.py
+++ b/sncfgtfs/management/commands/update_sncf_gtfs_rt.py
@@ -194,8 +194,12 @@ class Command(BaseCommand):
                                 st.drop_off_type = 1
                                 st.save()
                         else:
-                            st = StopTime.objects.get(Q(stop=stop_id) | Q(stop__parent_station_id=stop_id),
-                                                      trip_id=trip_id)
+                            qs = StopTime.objects.filter(Q(stop=stop_id) | Q(stop__parent_station_id=stop_id),
+                                                         trip_id=trip_id)
+                            if qs.count() == 1:
+                                st = qs.first()
+                            else:
+                                st = qs.get(stop_sequence=stop_sequence)
                             if st.stop_sequence != stop_sequence:
                                 st.stop_sequence = stop_sequence
                                 st.save()