diff --git a/man2/prctl.2 b/man2/prctl.2
index 534306285..6c8fdd9f0 100644
--- a/man2/prctl.2
+++ b/man2/prctl.2
@@ -1,7 +1,11 @@
 .\" Copyright (C) 1998 Andries Brouwer (aeb@cwi.nl)
-.\" and Copyright (C) 2002, 2006, 2008, 2012, 2013 Michael Kerrisk <mtk.manpages@gmail.com>
+.\" and Copyright (C) 2002, 2006, 2008, 2012, 2013, 2015 Michael Kerrisk <mtk.manpages@gmail.com>
 .\" and Copyright Guillem Jover <guillem@hadrons.org>
+.\" and Copyright (C) 2010 Andi Kleen <andi@firstfloor.org>
+.\" and Copyright (C) 2012 Cyrill Gorcunov <gorcunov@openvz.org>
 .\" and Copyright (C) 2014 Dave Hansen / Intel
+.\" and Copyright (c) 2016 Eugene Syromyatnikov <evgsyr@gmail.com>
+.\" and Copyright (c) 2018 Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
 .\" and Copyright (c) 2020 Dave Martin <Dave.Martin@arm.com>
 .\"
 .\" %%%LICENSE_START(VERBATIM)