diff --git a/.mailmap b/.mailmap
index 38e5c1928a7102..e92c1dd7066d33 100644
--- a/.mailmap
+++ b/.mailmap
@@ -77,6 +77,7 @@ Maciej Małecki <maciej.malecki@notimplemented.org> <me@mmalecki.com>
 Malte-Thorben Bruns <skenqbx@gmail.com>
 Malte-Thorben Bruns <skenqbx@googlemail.com>
 Mathias Pettersson <mape@mape.me>
+Matthew Lyes <muddletoes@hotmail.com>
 Michael Bernstein <michaelrbernstein@gmail.com>
 Michael Wilber <gcr@sneakygcr.net>
 Micheil Smith <micheil@brandedcode.com> <micheil@yettobebranded.net>
@@ -112,7 +113,7 @@ Siddharth Mahendraker <siddharth_mahen@hotmail.com> <siddharth_mahen@me.com>
 Simon Willison <simon@simonwillison.net>
 Stanislav Opichal <opichals@gmail.com>
 Stefan Bühler <stbuehler@web.de>
-Steven R. Loomis <srl@icu-project.org>
+Steven R. Loomis <srl@icu-project.org> <srloomis@us.ibm.com>
 TJ Holowaychuk <tj@vision-media.ca>
 TJ Holowaychuk <tj@vision-media.ca> <tjholowayhuk@gmail.com>
 Tadashi SAWADA <cesare@mayverse.jp>
diff --git a/AUTHORS b/AUTHORS
index 2b2fe64309b79c..c9a855b178dd0d 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -631,6 +631,7 @@ dead-horse <dead_horse@qq.com>
 Luis Reis <luis.m.reis@gmail.com>
 Jackson Tian <puling.tyq@alibaba-inc.com>
 sudodoki <smd.deluzion@gmail.com>
+Steven Loomis <srl@icu-project.org>
 haoxin <coderhaoxin@outlook.com>
 Artur Cistov <artchistov@gmail.com>
 MK Safi <msafi@msafi.com>
@@ -773,5 +774,15 @@ Pierre Inglebert <pierre.inglebert@gmail.com>
 Ivan Yan <yan.2314@gmail.com>
 Sangmin Yoon <sangmin.yoon@croquis.com>
 Mark Plomer <mark.plomer@boerse-go.de>
+Phillip Johnsen <johphi@gmail.com>
+Matteo Collina <hello@matteocollina.com>
+jomo <github@jomo.tv>
+Gireesh Punathil <gpunathi@in.ibm.com>
+Lucien Greathouse <me@lpghatguy.com>
+Chad Johnston <cjohnston@megatome.com>
+Sam Stites <sam@stites.io>
+Matthew Lyes <muddletoes@hotmail.com>
+Matt Loring <mattloring@google.com>
+P.S.V.R <pmq2001@gmail.com>
 
 # Generated by tools/update-authors.sh