Update Rated 5 out of 5 stars

In Aurora 29 and Nigtly 30 with Australis the icon disappear in toolbar after the Firefox reboot, in addition in customize mode appear the text name in place of icon.
Please update.
Thanks.

EDIT: I found the culprit:
https://addons.mozilla.org/en-US/firefox/addon/rss-icon-in-url-bar/?src=api
You can fix this?

This user has a previous review of this add-on.