diff --git a/AUTHORS.txt b/AUTHORS.txt
index 3363855dbbc..b31cf1d2a2c 100644
--- a/AUTHORS.txt
+++ b/AUTHORS.txt
@@ -124,6 +124,7 @@ Roy Frostig <rfrostig@mozilla.com>
 Ryan Scheel <ryan.havvy@gmail.com>
 Sean Stangl <sstangl@mozilla.com>
 Sebastian N. Fernandez <cachobot@gmail.com>
+Seo Sanghyeon <sanxiyn@gmail.com>
 Simon Barber-Dueck <sbarberdueck@gmail.com>
 startling <tdixon51793@gmail.com>
 Stefan Plantikow <stefan.plantikow@googlemail.com>