diff --git a/setup.py b/setup.py
index 445aa54..7747cde 100755
--- a/setup.py
+++ b/setup.py
@@ -54,7 +54,7 @@ setup(
     url="https://github.com/Yubico/python-fido2",
     python_requires=">=2.7.6,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*",
     install_requires=["six", "cryptography>=1.5"],
-    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",