diff -r b4ed8cdc654c -r 0fe2f3f5466f virtualenv/web/res/res_create_env.py
--- a/virtualenv/web/res/res_create_env.py	Wed Nov 07 11:48:38 2012 +0100
+++ b/virtualenv/web/res/res_create_env.py	Tue Nov 13 16:20:34 2012 +0100
@@ -30,6 +30,7 @@
     'PYELASTICSEARCH',
     'WHOOSH',
     'MIMEPARSE',
+    'SIX',
     'PYTHON-DATEUTIL',
     'PYYAML',
     'PYTHON-DIGEST',