# Sage 9 with FontAwesome 5 Pseudo Issue during on Dev

**URL:** https://discourse.roots.io/t/sage-9-with-fontawesome-5-pseudo-issue-during-on-dev/13058
**Category:** sage
**Tags:** sage9, webpack
**Created:** 2018-07-27T14:27:37Z
**Posts:** 4
**Showing post:** 2 of 4

## Post 2 by @weizung — 2018-08-02T17:40:58Z

updated: `yarn build:production` Pseudo elements won’t show on Latest Firefox.

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_[View the full topic](https://discourse.roots.io/t/sage-9-with-fontawesome-5-pseudo-issue-during-on-dev/13058)._