# \[20171115224002\] ECS AMI and Docker Updates

**URL:** <https://community.convox.com/t/20171115224002-ecs-ami-and-docker-updates/233>\
**Category:** Releases\
**Created:** [November 15, 2017, 10:30pm UTC](https://community.convox.com/t/20171115224002-ecs-ami-and-docker-updates/233 "2017-11-15T22:30:28Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![ddollar](https://yyz1.discourse-cdn.com/flex029/user_avatar/community.convox.com/ddollar/32/3_2.png) [@ddollar](https://community.convox.com/u/ddollar)\
**Post date:** [November 15, 2017, 10:30pm UTC](https://community.convox.com/t/20171115224002-ecs-ami-and-docker-updates/233/1 "2017-11-15T22:30:28Z")

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- [#2344](https://github.com/convox/rack/pull/2344) upgrade docker version to support multistage builds [[@ddollar](https://github.com/ddollar)]
- [#2345](https://github.com/convox/rack/pull/2345) update subnet parameters on release promotion [[@ddollar](https://github.com/ddollar)]