diff --git a/CHANGELOG b/CHANGELOG
index 0f0b63508e..190100b0ab 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,6 @@
+Version 6.0.0 - 2021-05-03
+* Bug fixes (see mercurial logs for details)
+
 Version 5.8.0 - 2020-11-02
 * Bug fixes (see mercurial logs for details)
 * Remove support for Python 3.5
diff --git a/COPYRIGHT b/COPYRIGHT
index 32bf6fd412..6bb3f259d3 100644
--- a/COPYRIGHT
+++ b/COPYRIGHT
@@ -1,6 +1,6 @@
-Copyright (C) 2006-2020 Cédric Krier.
+Copyright (C) 2006-2021 Cédric Krier.
 Copyright (C) 2009-2012 Bertrand Chenal.
-Copyright (C) 2009-2020 B2CK SPRL.
+Copyright (C) 2009-2021 B2CK SPRL.
 Copyright (C) 2008-2012 Udo Spallek.
 Copyright (C) 2008-2011 virtual things.
 
diff --git a/tryton.cfg b/tryton.cfg
index b588bdae5c..473f7c2c91 100644
--- a/tryton.cfg
+++ b/tryton.cfg
@@ -1,5 +1,5 @@
 [tryton]
-version=5.9.0
+version=6.0.0
 depends:
     ir
     res