diff --git a/setup.py b/setup.py
index 5e6a44df..0219fc57 100644
--- a/setup.py
+++ b/setup.py
@@ -24,7 +24,7 @@ class PyTest(TestCommand):
 
 setup(
     name='graphene',
-    version='0.3.0',
+    version='0.4.0',
 
     description='Graphene: Python DSL for GraphQL',
     long_description=open('README.rst').read(),