# \[20190115132842\] Promote Protection, Parameter Tweaks

**URL:** <https://community.convox.com/t/20190115132842-promote-protection-parameter-tweaks/88>\
**Category:** Releases\
**Created:** [January 15, 2019, 1:28pm UTC](https://community.convox.com/t/20190115132842-promote-protection-parameter-tweaks/88 "2019-01-15T13:28:11Z")\
**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:** [January 15, 2019, 1:28pm UTC](https://community.convox.com/t/20190115132842-promote-protection-parameter-tweaks/88/1 "2019-01-15T13:28:11Z")

</div>

Beginning on this release you will only be able to promote releases that are newer than your current release.

If you want to go back to an older release, use `convox releases rollback` which will copy that release to the top of the stack.

- [#2981](https://github.com/convox/rack/pull/2981) only allow promoting newer releases [[@ddollar](https://github.com/ddollar)]
- [#3054](https://github.com/convox/rack/pull/3054) Don’t use minor version in Postgres EngineVersion [[@denmat](https://github.com/denmat)]
- [#3064](https://github.com/convox/rack/pull/3064) add router internal security group parameter [[@ddollar](https://github.com/ddollar)]