---
title: "Django 1.11.16 release notes"
version: 1.11
locale: pt-br
source: https://docs.djangoproject.com/pt-br/1.11/releases/1.11.16/
canonical: https://djangodocs.dev/pt-br/1.11/releases/1.11.16/
---
# Django 1.11.16 release notes

*October 1, 2018*

Django 1.11.16 fixes a data loss bug in 1.11.15.

## Bugfixes

- Fixed a race condition in `QuerySet.update_or_create()` that could result
  in data loss ([#29499](https://code.djangoproject.com/ticket/29499)).