diff --git a/wagtail/wagtailcore/south_migrations/0008_add_page_lock_permission_to_moderators.py b/wagtail/wagtailcore/south_migrations/0008_add_page_lock_permission_to_moderators.py
index e315535d6..224911311 100644
--- a/wagtail/wagtailcore/south_migrations/0008_add_page_lock_permission_to_moderators.py
+++ b/wagtail/wagtailcore/south_migrations/0008_add_page_lock_permission_to_moderators.py
@@ -5,6 +5,7 @@ from south.utils import datetime_utils as datetime
 from south.db import db
 from south.v2 import DataMigration
 from django.db import models, connection
+from django.db.transaction import set_autocommit
 
 
 class Migration(DataMigration):