diff --git a/usr.bin/calendar/calendars/calendar.freebsd b/usr.bin/calendar/calendars/calendar.freebsd
index 9c47fc1fedf..355cd893f61 100644
--- a/usr.bin/calendar/calendars/calendar.freebsd
+++ b/usr.bin/calendar/calendars/calendar.freebsd
@@ -23,6 +23,7 @@
 01/31	Hidetoshi Shimokawa <simokawa@FreeBSD.org> born in Yokohama, Kanagawa, Japan, 1970
 02/01	Paul Saab <ps@FreeBSD.org> born in Champaign-Urbana, Illinois, United States, 1978
 02/01	Juli Mallett <jmallett@FreeBSD.org> born in Washington, Pennsylvania, United States, 1985
+02/01	Christian Brueffer <brueffer@FreeBSD.org> born in Gronau, Germany, 1982
 02/02	Yoichi Nakayama <yoichi@FreeBSD.org> born in Tsu, Mie, Japan, 1976
 02/10	David Greenman <dg@FreeBSD.org> born in Portland, Oregon, United States, 1968
 02/10	Paul Richards <paul@FreeBSD.org> born in Ammanford, Carmarthenshire, United Kingdom, 1968