diff --git a/usr.bin/calendar/calendars/calendar.freebsd b/usr.bin/calendar/calendars/calendar.freebsd
index 339bd0addf8..04ec942fd10 100644
--- a/usr.bin/calendar/calendars/calendar.freebsd
+++ b/usr.bin/calendar/calendars/calendar.freebsd
@@ -82,6 +82,7 @@
 04/29	Eric Anholt <anholt@FreeBSD.org> born in Portland, Oregon, United States, 1983
 05/03	Brian Dean <bsd@FreeBSD.org> born in Elkins, West Virginia, United States, 1966
 05/03	Robert Nicholas Maxwell Watson <rwatson@FreeBSD.org> born in Harrow, Middlesex, United Kingdom, 1977
+05/04	Denis Peplin <den@FreeBSD.org> born in Nizhniy Novgorod, Russia, 1977
 05/08	Kirill Ponomarew <krion@FreeBSD.org> born in Volgograd, Russian Federation, 1977
 05/08	Sean Kelly <smkelly@FreeBSD.org> born in Walnut Creek, California, United States, 1982
 05/09	Daniel Eischen <deischen@FreeBSD.org> born in Syracuse, New York, United States, 1963