diff --git a/setup.py b/setup.py
index ad6d3d5..7c5018e 100755
--- a/setup.py
+++ b/setup.py
@@ -58,7 +58,7 @@ setup(
         "cryptography>=1.5",
         'uhid-freebsd>=1.2.1;platform_system=="FreeBSD"',
     ],
-    extras_require={':python_version < "3.4"': ["enum34"], "pcsc": ["pyscard"]},
+    extras_require={"pcsc": ["pyscard"]},
     classifiers=[
         "License :: OSI Approved :: BSD License",
         "License :: OSI Approved :: Apache Software License",