diff --git a/CHANGELOG b/CHANGELOG
index fbc52e89c1..d26d157ae8 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,5 @@
+Version 2.4.0 - 2012-04-24
+* Bug fixes (see mercurial logs for details)
 * Allow to have no Party Sequence
 
 Version 2.2.0 - 2011-10-24
diff --git a/COPYRIGHT b/COPYRIGHT
index d4db09df07..dfe7d1e0a9 100644
--- a/COPYRIGHT
+++ b/COPYRIGHT
@@ -1,6 +1,6 @@
-Copyright (C) 2008-2011 Cédric Krier.
-Copyright (C) 2008-2011 Bertrand Chenal.
-Copyright (C) 2008-2011 B2CK SPRL.
+Copyright (C) 2008-2012 Cédric Krier.
+Copyright (C) 2008-2012 Bertrand Chenal.
+Copyright (C) 2008-2012 B2CK SPRL.
 Copyright (C) 2008-2011 Udo Spallek.
 Copyright (C) 2008-2011 Korbinian Preisler.
 Copyright (C) 2008-2011 virtual things.
diff --git a/__tryton__.py b/__tryton__.py
index 8abfce9782..b5066e0ad9 100644
--- a/__tryton__.py
+++ b/__tryton__.py
@@ -12,7 +12,7 @@
     'name_fr_FR': 'Tiers',
     'name_nl_NL': 'Relaties',
     'name_ru_RU': 'Контрагенты',
-    'version': '2.3.0',
+    'version': '2.4.0',
     'author': 'B2CK',
     'email': 'info@b2ck.com',
     'website': 'http://www.tryton.org/',