diff --git a/CHANGELOG b/CHANGELOG
index 72fd167f35..5df47d6d58 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,5 @@
+Version 4.4.0 - 2017-05-01
+* Bug fixes (see mercurial logs for details)
 * Compute rates as ratio
 * Make Opportunity employee not required on leads
 
diff --git a/COPYRIGHT b/COPYRIGHT
index a7725d2dfb..a936332769 100644
--- a/COPYRIGHT
+++ b/COPYRIGHT
@@ -1,6 +1,6 @@
 Copyright (C) 2010-2011 Open Labs Business Solutions.
-Copyright (C) 2010-2016 Cédric Krier.
-Copyright (C) 2010-2016 B2CK SPRL.
+Copyright (C) 2010-2017 Cédric Krier.
+Copyright (C) 2010-2017 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 feef0a045f..e38c7e7176 100644
--- a/tryton.cfg
+++ b/tryton.cfg
@@ -1,5 +1,5 @@
 [tryton]
-version=4.3.0
+version=4.4.0
 depends:
     account
     account_invoice