diff --git a/CHANGELOG b/CHANGELOG
new file mode 100644
index 0000000000..a6e8a0cd6c
--- /dev/null
+++ b/CHANGELOG
@@ -0,0 +1,2 @@
+Version 2.4.0 - 2012-04-23
+* Initial release
diff --git a/COPYRIGHT b/COPYRIGHT
index 2e03509ddd..7fcb680002 100644
--- a/COPYRIGHT
+++ b/COPYRIGHT
@@ -1,7 +1,7 @@
-Copyright (C) 2011 Cédric Krier.
-Copyright (C) 2011 Bertrand Chenal.
+Copyright (C) 2011-2012 Cédric Krier.
+Copyright (C) 2011-2012 Bertrand Chenal.
 Copyright (C) 2011 Nicolas Évrard.
-Copyright (C) 2011 B2CK SPRL.
+Copyright (C) 2011-2012 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__.py b/__tryton__.py
index 813ac784e7..346e5d46d2 100644
--- a/__tryton__.py
+++ b/__tryton__.py
@@ -9,7 +9,7 @@
     'name_fr_FR': 'Coût transporteur: pourcentage',
     'name_es_AR': 'Transportistas: Porcentaje',
     'name_es_ES': 'Transportistas: Porcentaje',
-    'version': '2.3.0',
+    'version': '2.4.0',
     'author': 'B2CK',
     'email': 'info@b2ck.com',
     'website': 'http://www.tryton.org/',