diff --git a/README.md b/README.md
index 694f940..8a66526 100644
--- a/README.md
+++ b/README.md
@@ -89,6 +89,7 @@ When contributing, **please try to follow the rules outlined in [CONTRIBUTING.md
 | [uMatrix](https://addons.mozilla.org/en-US/firefox/addon/umatrix) ![Mozilla Add-on](https://img.shields.io/amo/users/umatrix?style=flat-square) | Point & click to forbid/allow any class of requests made by your browser. Use it to block scripts, iframes, ads, facebook, etc. |
 | [TrackMeNot](https://addons.mozilla.org/en-US/firefox/addon/trackmenot) ![Mozilla Add-on](https://img.shields.io/amo/users/trackmenot?style=flat-square) | An artware browser add-on to protect privacy in web-search. By issuing randomized queries to common search-engines, TrackMeNot obfuscates your search profile and registers your discontent with surreptitious tracking. |
 | [Redirect AMP to HTML](https://addons.mozilla.org/en-US/firefox/addon/amp2html/?src=external-addonsbadge-daniel.priv.no) ![Mozilla Add-on](https://img.shields.io/amo/users/?src=external-addonsbadge-daniel.priv.no?style=flat-square) | This web extension enables users to choose to opt-out of using Accelerated Mobile Pages (AMP) and choose to use the standard web instead. |
+| [ghacks-user.js](https://github.com/ghacksuserjs/ghacks-user.js/) undefined | This is not an extension, instead it is a Firefox `user.js` config file. This file is a template which aims to provide as much privacy and enhanced security as possible, and to reduce tracking and fingerprinting as much as possible - while minimizing any loss of functionality and breakage (but it will happen). |
 
 
 # Replacements/alternatives