diff --git a/.mailmap b/.mailmap
index a6a52ced20..af539a1838 100644
--- a/.mailmap
+++ b/.mailmap
@@ -33,6 +33,7 @@ Brock Whittaker <brock@zulipchat.com> <brockwhittaker@Brocks-MacBook.local>
 Brock Whittaker <brock@zulipchat.com> <brock@zulipchat.org>
 Chris Bobbe <cbobbe@zulip.com> <cbobbe@zulipchat.com>
 Chris Bobbe <cbobbe@zulip.com> <csbobbe@gmail.com>
+Danny Su <contact@dannysu.com> <opensource@emailengine.org>
 Eeshan Garg <eeshan@zulip.com> <jerryguitarist@gmail.com>
 Eric Smith <erwsmith@gmail.com> <99841919+erwsmith@users.noreply.github.com>
 Ganesh Pawar <pawarg256@gmail.com> <58626718+ganpa3@users.noreply.github.com>