# Docker install mac, fails to update app.yml

**URL:** <https://meta.discourse.org/t/docker-install-mac-fails-to-update-app-yml/71300>\
**Category:** Self-hosting\
**Created:** [October 3, 2017, 9:45am UTC](https://meta.discourse.org/t/docker-install-mac-fails-to-update-app-yml/71300 "2017-10-03T09:45:53Z")\
**Posts on this page:** 1\
**Showing post:** 4

<div class="post-metadata">

**Author:** ![pfaffman](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/pfaffman/32/120154_2.png) [@pfaffman](https://meta.discourse.org/u/pfaffman)\
**Post date:** [October 3, 2017, 1:26pm UTC](https://meta.discourse.org/t/docker-install-mac-fails-to-update-app-yml/71300/4 "2017-10-03T13:26:39Z")

</div>

My guess is that there is some compatibility with Mac sed. Sorry about that.

It has nothing to do with let’s encrypt. The problem is that sed isn’t doing the replacements that it’s trying to do.

Your best bet is to edit app.yml with vim or nano.

---

_[View the full topic](https://meta.discourse.org/t/docker-install-mac-fails-to-update-app-yml/71300)._