Index: rosbridge_server/setup.py
===================================================================
--- rosbridge_server.orig/setup.py
+++ rosbridge_server/setup.py
@@ -11,8 +11,6 @@ from catkin_pkg.python_setup import gene
 d = generate_distutils_setup(
     packages=[
         'rosbridge_server',
-        'backports',
-        'backports.ssl_match_hostname',
         'tornado',
         'tornado.platform'
     ],