diff --git a/simpleflow/__init__.py b/simpleflow/__init__.py
index 4246dfef0..de3ebc42b 100755
--- a/simpleflow/__init__.py
+++ b/simpleflow/__init__.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 
-__version__ = '0.3.2'
+__version__ = '0.4.0'
 __author__ = 'Greg Leclercq'
 __license__ = "MIT"