diff --git a/share/misc/committers-src.dot b/share/misc/committers-src.dot
index 98ea817d1591..9af30b7ccc4f 100644
--- a/share/misc/committers-src.dot
+++ b/share/misc/committers-src.dot
@@ -240,6 +240,7 @@ np [label="Navdeep Parhar\nnp@FreeBSD.org\n2009/06/05"]
 nwhitehorn [label="Nathan Whitehorn\nnwhitehorn@FreeBSD.org\n2008/07/03"]
 obrien [label="David E. O'Brien\nobrien@FreeBSD.org\n1996/10/29"]
 olli [label="Oliver Fromme\nolli@FreeBSD.org\n2008/02/14"]
+oshogbo [label="Mariusz Zaborski\noshogbo@FreeBSD.org\n2015/04/15"]
 peadar [label="Peter Edwards\npeadar@FreeBSD.org\n2004/03/08"]
 peter [label="Peter Wemm\npeter@FreeBSD.org\n1995/07/04"]
 peterj [label="Peter Jeremy\npeterj@FreeBSD.org\n2012/09/14"]
@@ -633,6 +634,7 @@ phk -> mux
 
 pjd -> kib
 pjd -> lulf
+pjd -> oshogbo
 pjd -> smh
 pjd -> trociny
 
diff --git a/usr.bin/calendar/calendars/calendar.freebsd b/usr.bin/calendar/calendars/calendar.freebsd
index fc6df82b921c..9ea3d81aa8b1 100644
--- a/usr.bin/calendar/calendars/calendar.freebsd
+++ b/usr.bin/calendar/calendars/calendar.freebsd
@@ -359,6 +359,7 @@
 12/01	Alexey Dokuchaev <danfe@FreeBSD.org> born in Magadan, USSR, 1980
 12/02	Ermal Luçi <eri@FreeBSD.org> born in Tirane, Albania, 1980
 12/03	Diane Bruce <db@FreeBSD.org> born in Ottawa, Ontario, Canada, 1952
+12/04	Mariusz Zaborski <oshogbo@FreeBSD.org> born in Skierniewice, Poland, 1990
 12/05	Ivan Voras <ivoras@FreeBSD.org> born in Slavonski Brod, Croatia, 1981
 12/06	Stefan Farfeleder <stefanf@FreeBSD.org> born in Wien, Austria, 1980
 12/11	Ganael Laplanche <martymac@FreeBSD.org> born in Reims, France, 1980