diff --git a/CHANGELOG b/CHANGELOG
index 0f4c4a388f..b1be102423 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,5 @@
+Version 5.6.0 - 2020-05-04
+* Bug fixes (see mercurial logs for details)
 * Call getter function when accessing Function field on unsaved record
 * Add language configuration wizard
 * Allow copying attachments and notes to created records
diff --git a/COPYRIGHT b/COPYRIGHT
index 9f47143202..439a6eca2f 100644
--- a/COPYRIGHT
+++ b/COPYRIGHT
@@ -1,9 +1,9 @@
 Copyright (C) 2004-2008 Tiny SPRL.
-Copyright (C) 2007-2019 Cédric Krier.
+Copyright (C) 2007-2020 Cédric Krier.
 Copyright (C) 2007-2013 Bertrand Chenal.
-Copyright (C) 2008-2019 B2CK SPRL.
+Copyright (C) 2008-2020 B2CK SPRL.
 Copyright (C) 2011 Openlabs Technologies & Consulting (P) Ltd.
-Copyright (C) 2011-2019 Nicolas Évrard.
+Copyright (C) 2011-2020 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 9fe9ad673e..6287c934df 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 = '5.5'
+version = '5.6'
 # The full version, including alpha/beta/rc tags.
-release = '5.5'
+release = '5.6'
 
 # 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 724e64dffc..e088d4e079 100644
--- a/trytond/__init__.py
+++ b/trytond/__init__.py
@@ -5,7 +5,7 @@ import time
 import warnings
 from email import charset
 
-__version__ = "5.5.0"
+__version__ = "5.6.0"
 
 os.environ['TZ'] = 'UTC'
 if hasattr(time, 'tzset'):