diff --git a/lib/tasks/import_history.rake b/lib/tasks/import_history.rake
index ba810b4ae..97a791085 100644
--- a/lib/tasks/import_history.rake
+++ b/lib/tasks/import_history.rake
@@ -130,11 +130,11 @@ namespace :import do
                 object_changes: changes,
                 created_at: time,
                 children: {
-                    admin_contacts: [responder.get_admin_contact_new_ids],
-                    tech_contacts: [responder.get_tech_contact_new_ids],
-                    nameservers: [],
-                    dnskeys: [],
-                    registrant: [responder.new_registrant_id]
+                    admin_contacts: responder.get_admin_contact_new_ids,
+                    tech_contacts:  responder.get_tech_contact_new_ids,
+                    nameservers:    [],
+                    dnskeys:        [],
+                    registrant:     [responder.new_registrant_id]
                 }
             )