diff -up python-fido2-0.4.0/setup.py.setup python-fido2-0.4.0/setup.py
--- python-fido2-0.4.0/setup.py.setup	2018-09-27 04:51:05.000000000 -0600
+++ python-fido2-0.4.0/setup.py	2018-11-30 16:23:47.747443403 -0700
@@ -49,9 +49,6 @@ setup(
         'six',
         'cryptography>=1.0',
     ],
-    extras_require={
-        ':python_version < "3.4"': ['enum34']
-    },
     test_suite='test',
     tests_require=['mock>=1.0.1', 'pyfakefs>=2.4'],
     classifiers=[