diff --git a/tryton/__init__.py b/tryton/__init__.py
index 5f495c4d59..c34229e7b3 100644
--- a/tryton/__init__.py
+++ b/tryton/__init__.py
@@ -1,6 +1,6 @@
 # This file is part of Tryton.  The COPYRIGHT file at the top level of
 # this repository contains the full copyright notices and license terms.
-__version__ = "5.8.0"
+__version__ = "5.9.0"
 import gi
 import locale