diff --git a/CHANGELOG b/CHANGELOG
index 882f837397..4e2f76bb61 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,6 @@
+Version 4.8.0 - 2018-04-23
+* Bug fixes (see mercurial logs for details)
+
 Version 4.6.0 - 2017-10-30
 * Bug fixes (see mercurial logs for details)
 
diff --git a/COPYRIGHT b/COPYRIGHT
index 8e1ff5f4ca..a0f19d8c61 100644
--- a/COPYRIGHT
+++ b/COPYRIGHT
@@ -1,6 +1,6 @@
-Copyright (C) 2006-2017 Cédric Krier.
+Copyright (C) 2006-2018 Cédric Krier.
 Copyright (C) 2009-2012 Bertrand Chenal.
-Copyright (C) 2009-2017 B2CK SPRL.
+Copyright (C) 2009-2018 B2CK SPRL.
 Copyright (C) 2008-2012 Udo Spallek.
 Copyright (C) 2008-2011 virtual things.
 
diff --git a/tryton.cfg b/tryton.cfg
index f872d25924..f5e87d51de 100644
--- a/tryton.cfg
+++ b/tryton.cfg
@@ -1,5 +1,5 @@
 [tryton]
-version=4.7.0
+version=4.8.0
 depends:
     ir
     res