diff --git a/CHANGELOG b/CHANGELOG
index e47e1283e9..d104727388 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,5 @@
+Version 5.2.0 - 2019-05-06
+* Bug fixes (see mercurial logs for details)
 * Add sort and translate options to Reference field
 * Do not create empty translations
 * Replace dsn by params to connect to postgresql
diff --git a/COPYRIGHT b/COPYRIGHT
index cf8f74909a..9f47143202 100644
--- a/COPYRIGHT
+++ b/COPYRIGHT
@@ -1,9 +1,9 @@
 Copyright (C) 2004-2008 Tiny SPRL.
-Copyright (C) 2007-2018 Cédric Krier.
+Copyright (C) 2007-2019 Cédric Krier.
 Copyright (C) 2007-2013 Bertrand Chenal.
-Copyright (C) 2008-2018 B2CK SPRL.
+Copyright (C) 2008-2019 B2CK SPRL.
 Copyright (C) 2011 Openlabs Technologies & Consulting (P) Ltd.
-Copyright (C) 2011-2018 Nicolas Évrard.
+Copyright (C) 2011-2019 Nicolas Évrard.
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
diff --git a/doc/conf.py b/doc/conf.py
index 64295467db..76953e2be0 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -49,9 +49,9 @@ copyright = ('2008-2011, Bertrand Chenal, Cédric Krier, Ian Wilson, '
 # built documents.
 #
 # The short X.Y version.
-version = '5.1'
+version = '5.2'
 # The full version, including alpha/beta/rc tags.
-release = '5.1'
+release = '5.2'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/trytond/__init__.py b/trytond/__init__.py
index 3962517dcb..394cf7807e 100644
--- a/trytond/__init__.py
+++ b/trytond/__init__.py
@@ -5,7 +5,7 @@ import time
 import warnings
 from email import charset
 
-__version__ = "5.1.0"
+__version__ = "5.2.0"
 
 os.environ['TZ'] = 'UTC'
 if hasattr(time, 'tzset'):