diff --git a/wagtail/wagtailcore/migrations/0010_change_page_owner_to_null_on_delete.py b/wagtail/wagtailcore/migrations/0010_change_page_owner_to_null_on_delete.py
index 9b598ea797..8851b45e26 100644
--- a/wagtail/wagtailcore/migrations/0010_change_page_owner_to_null_on_delete.py
+++ b/wagtail/wagtailcore/migrations/0010_change_page_owner_to_null_on_delete.py
@@ -16,6 +16,6 @@ class Migration(migrations.Migration):
         migrations.AlterField(
             model_name='page',
             name='owner',
-            field=models.ForeignKey(related_name=b'owned_pages', on_delete=django.db.models.deletion.SET_NULL, blank=True, editable=False, to=settings.AUTH_USER_MODEL, null=True),
+            field=models.ForeignKey(related_name='owned_pages', on_delete=django.db.models.deletion.SET_NULL, blank=True, editable=False, to=settings.AUTH_USER_MODEL, null=True),
         ),
     ]