diff --git a/tryton.cfg b/tryton.cfg
index 329b23c..a2a50fe 100644
--- a/tryton.cfg
+++ b/tryton.cfg
@@ -1,5 +1,5 @@
 [tryton]
-version=4.1.0
+version=4.0.0
 depends:
     analytic_account
     analytic_line_state