diff --git a/graphene/__init__.py b/graphene/__init__.py
index 72dab471..c1dcf0fe 100644
--- a/graphene/__init__.py
+++ b/graphene/__init__.py
@@ -65,5 +65,5 @@ if not __SETUP__:
         'is_node',
         'ClientIDMutation',
         'Connection',
-        'ConnectionField'
+        'ConnectionField',
         'PageInfo']