diff --git a/.mailmap b/.mailmap
index 5092131dd9..cda33ffae9 100644
--- a/.mailmap
+++ b/.mailmap
@@ -99,3 +99,4 @@ a1346054 on github <36859588+a1346054@users.noreply.github.com>
 zhanghu on xiaomi <zhanghu6@xiaomi.com>
 Philip Heiduck <pheiduck@Philips-MBP.lan> <47042125+pheiduck@users.noreply.github.com>
 bsergean on github <bsergean@gmail.com>
+Stefan Eissing <stefan@eissing.org> <stefan.eissing@greenbytes.de>