diff --git a/.mailmap b/.mailmap
index 975684947fa..9ac7f1a9b49 100644
--- a/.mailmap
+++ b/.mailmap
@@ -81,6 +81,7 @@ boolean_coercion <booleancoercion@gmail.com>
 Boris Egorov <jightuse@gmail.com> <egorov@linux.com>
 bors <bors@rust-lang.org> bors[bot] <26634292+bors[bot]@users.noreply.github.com>
 bors <bors@rust-lang.org> bors[bot] <bors[bot]@users.noreply.github.com>
+Boxy <rust@boxyuwu.dev> <supbscripter@gmail.com>
 Braden Nelson <moonheart08@users.noreply.github.com>
 Brandon Sanderson <singingboyo@gmail.com> Brandon Sanderson <singingboyo@hotmail.com>
 Brett Cannon <brett@python.org> Brett Cannon <brettcannon@users.noreply.github.com>