diff --git a/AUTHORS b/AUTHORS
index d473bd032f..d0dce85fa7 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -28,6 +28,7 @@ Isaac Wagner <ibw@isaacwagner.me>
 James Meneghello <rawrz0r@gmail.com>
 Jonathan Wills <runningwild@gmail.com>
 Josh Goebel <dreamer3@gmail.com>
+Kei Son <hey.calmdown@gmail.com>
 Kevin Ballard <kevin@sb.org>
 Michael Elkins <michael.elkins@gmail.com>
 Michael Hoisie <hoisie@gmail.com>
diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index e58fa85985..251193a364 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -59,6 +59,7 @@ James Meneghello <rawrz0r@gmail.com>
 Jonathan Wills <runningwild@gmail.com>
 Josh Goebel <dreamer3@gmail.com>
 Kai Backman <kaib@golang.org>
+Kei Son <hey.calmdown@gmail.com>
 Ken Thompson <ken@golang.org>
 Kevin Ballard <kevin@sb.org>
 Larry Hosken <lahosken@golang.org>
@@ -84,3 +85,4 @@ Tor Andersson <tor.andersson@gmail.com>
 Trevor Strohman <trevor.strohman@gmail.com>
 Vish Subramanian <vish@google.com>
 William Josephson <wjosephson@gmail.com>
+Yves Junqueira <yves.junqueira@gmail.com>