diff --git a/CHANGELOG b/CHANGELOG
index 5b7c0088d9..1eb12cc16f 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,5 @@
+Version 5.6.0 - 2020-05-04
+* Bug fixes (see mercurial logs for details)
 * Add configuration value for frequency
 * Use fixed year of 365 days
 
diff --git a/COPYRIGHT b/COPYRIGHT
index a7db1027ea..bbc1964d85 100644
--- a/COPYRIGHT
+++ b/COPYRIGHT
@@ -1,7 +1,7 @@
 Copyright (C) 2012-2017 Nicolas Évrard.
-Copyright (C) 2012-2019 Cédric Krier.
+Copyright (C) 2012-2020 Cédric Krier.
 Copyright (C) 2012-2013 Bertrand Chenal.
-Copyright (C) 2012-2019 B2CK SPRL.
+Copyright (C) 2012-2020 B2CK SPRL.
 
 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/tryton.cfg b/tryton.cfg
index eaf813d663..bfae556966 100644
--- a/tryton.cfg
+++ b/tryton.cfg
@@ -1,5 +1,5 @@
 [tryton]
-version=5.5.0
+version=5.6.0
 depends:
     ir
     res