diff --git a/polling_stations/apps/data_importers/management/commands/import_eoni.py b/polling_stations/apps/data_importers/management/commands/import_eoni.py
index fb2573b21..0d77c7829 100644
--- a/polling_stations/apps/data_importers/management/commands/import_eoni.py
+++ b/polling_stations/apps/data_importers/management/commands/import_eoni.py
@@ -285,8 +285,9 @@ def assign_or_remove_left_over_addresses(self):
             )
             if len(others_in_postcode) == 1:
                 other_address = others_in_postcode[0]
-                other_uprn = other_address.uprntocouncil
-                other_uprn.refresh_from_db(using=DB_NAME)
+                other_uprn = UprnToCouncil.objects.using(DB_NAME).get(
+                    uprn=other_address.uprn
+                )
                 self.stdout.write(
                     f"Updating UprnToCouncil record for {address.uprn} with gss {other_uprn.lad}"
                 )