# Django 2.1.8.dev20190330215650 documentation

# Django 1.10.4 release notes

December 1, 2016

Django 1.10.4 fixes several bugs in 1.10.3.

## Bugfixes

- Quoted the Oracle test user's password in queries to fix the "ORA-00922: missing or invalid option" error when the password starts with a number or special character (#27420).
- Fixed incorrect `app_label` / `model_name` arguments for `allow_migrate()` in `makemigrations` migration consistency checks (#27461).
- Made `Model.delete(keep_parents=True)` preserve parent reverse relationships in multi-table inheritance (#27407).
- Fixed a `QuerySet.update()` crash on SQLite when updating a `DateTimeField` with an `F()` expression and a `timedelta` (#27544).
- Prevented `LocaleMiddleware` from redirecting on URLs that should return 404 when using `prefix_default_language=False` (#27402).
- Prevented an unnecessary index from being created on an InnoDB `ForeignKey` when the field was added after the model was created (#27558).