diff --git a/setup.py b/setup.py
index a61d9e5..f6ee449 100644
--- a/setup.py
+++ b/setup.py
@@ -60,6 +60,9 @@ packages     = [ 'sleekxmpp',
                  'sleekxmpp/features',
                  'sleekxmpp/features/feature_mechanisms',
                  'sleekxmpp/features/feature_mechanisms/stanza',
+                 'sleekxmpp/features/feature_starttls',
+                 'sleekxmpp/features/feature_bind',
+                 'sleekxmpp/features/feature_session',
                  'sleekxmpp/thirdparty',
                  'sleekxmpp/thirdparty/suelta',
                  'sleekxmpp/thirdparty/suelta/mechanisms',