diff --git a/CHANGELOG b/CHANGELOG
new file mode 100644
index 0000000000..1c72ee35ae
--- /dev/null
+++ b/CHANGELOG
@@ -0,0 +1,2 @@
+Version 4.2.0 - 2016-11-28
+* Initial release
\ No newline at end of file
diff --git a/tryton.cfg b/tryton.cfg
index 2ef0bce380..d13d7b8b6a 100644
--- a/tryton.cfg
+++ b/tryton.cfg
@@ -1,5 +1,5 @@
 [tryton]
-version=4.1.0
+version=4.2.0
 depends:
     ir
     production_routing