diff --git a/AUTHORS b/AUTHORS
index 8fbf51bf0..3ee694e3c 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -109,7 +109,7 @@ Oliver Lange <modarin@bloody.in-berlin.de>
 Pavel Shirshov <me@pavelsh.pp.ru>
 	Committing downstream (security) patches for 4.6.0.
 
-Sergey Ya. Korshunoff <root@seyko.msk.su>
+Sergey Ya. Korshunoff <seyko2@gmail.com>
 
 Thomas Pundt <pundtt@math.uni-muenster.de>
 
diff --git a/doc/man/hu/mc.1.in b/doc/man/hu/mc.1.in
index 368ed25c5..2a67463c0 100644
--- a/doc/man/hu/mc.1.in
+++ b/doc/man/hu/mc.1.in
@@ -3287,7 +3287,7 @@ Jean\-Daniel Luiset (luiset@cih.hcuge.ch), Jon Stevens
 Ilya Rybkin (rybkin@rouge.phys.lsu.edu), Marcelo Roccasalva
 (mfroccas@raiz.uncu.edu.ar), Massimo Fontanelli (MC8737@mclink.it),
 Pavel Roskin (proski@gnu.org), Sergey Ya. Korshunoff
-(root@seyko.msk.su), Thomas Pundt (pundtt@math.uni\-muenster.de), Timur
+(seyko2@gmail.com), Thomas Pundt (pundtt@math.uni\-muenster.de), Timur
 Bakeyev (timur@goff.comtat.kazan.su), Tomasz Cholewo
 (tjchol01@mecca.spd.louisville.edu), Torben Fjerdingstad
 (torben.fjerdingstad@uni\-c.dk), Vadim Sinolitis (vvs@nsrd.npi.msu.su)
diff --git a/doc/man/it/mc.1.in b/doc/man/it/mc.1.in
index 5a78588c9..57c70ad31 100644
--- a/doc/man/it/mc.1.in
+++ b/doc/man/it/mc.1.in
@@ -3280,7 +3280,7 @@ Jean\-Daniel Luiset (luiset@cih.hcuge.ch), Jon Stevens
 (j\-grigera@usa.net), Juan Jose Ciarlante (jjciarla@raiz.uncu.edu.ar),
 Ilya Rybkin (rybkin@rouge.phys.lsu.edu), Marcelo Roccasalva
 (mfroccas@raiz.uncu.edu.ar), Massimo Fontanelli (MC8737@mclink.it),
-Sergey Ya. Korshunoff (root@seyko.msk.su), Thomas Pundt
+Sergey Ya. Korshunoff (seyko2@gmail.com), Thomas Pundt
 (pundtt@math.uni\-muenster.de), Timur Bakeyev
 (timur@goff.comtat.kazan.su), Tomasz Cholewo
 (tjchol01@mecca.spd.louisville.edu), Torben Fjerdingstad
diff --git a/doc/man/pl/mc.1.in b/doc/man/pl/mc.1.in
index 6e2651983..4d7018d54 100644
--- a/doc/man/pl/mc.1.in
+++ b/doc/man/pl/mc.1.in
@@ -2991,7 +2991,7 @@ Jean\-Daniel Luiset (luiset@cih.hcuge.ch), Jon Stevens
 Ilya Rybkin (rybkin@rouge.phys.lsu.edu), Marcelo Roccasalva
 (mfroccas@raiz.uncu.edu.ar), Massimo Fontanelli (MC8737@mclink.it),
 Pavel Roskin (pavel_roskin@geocities.com),
-Sergey Ya. Korshunoff (root@seyko.msk.su), Thomas Pundt
+Sergey Ya. Korshunoff (seyko2@gmail.com), Thomas Pundt
 (pundtt@math.uni\-muenster.de), Timur Bakeyev
 (timur@goff.comtat.kazan.su), Tomasz Cholewo
 (tjchol01@mecca.spd.louisville.edu), Torben Fjerdingstad
diff --git a/doc/man/ru/mc.1.in b/doc/man/ru/mc.1.in
index 61fae98bc..ee5d0d90c 100644
--- a/doc/man/ru/mc.1.in
+++ b/doc/man/ru/mc.1.in
@@ -4751,7 +4751,7 @@ Jean\-Daniel Luiset (luiset@cih.hcuge.ch), Jon Stevens
 (j\-grigera@usa.net), Juan Jose Ciarlante (jjciarla@raiz.uncu.edu.ar),
 Ilya Rybkin (rybkin@rouge.phys.lsu.edu), Marcelo Roccasalva
 (mfroccas@raiz.uncu.edu.ar), Massimo Fontanelli (MC8737@mclink.it),
-Sergey Ya. Korshunoff (root@seyko.msk.su), Thomas Pundt
+Sergey Ya. Korshunoff (seyko2@gmail.com), Thomas Pundt
 (pundtt@math.uni\-muenster.de), Timur Bakeyev
 (timur@goff.comtat.kazan.su), Tomasz Cholewo
 (tjchol01@mecca.spd.louisville.edu), Torben Fjerdingstad