1 files changed, 1 insertions, 1 deletions
diff --git a/setup.py b/setup.py
index 05933c03..491f937d 100644
--- a/setup.py
+++ b/setup.py
@@ -41,7 +41,7 @@ try:
     from setuptools import setup
     kw = {
         'install_requires': [
-            'cryptography >= 0.5.4',
+            'cryptography >= 0.6',
             'ecdsa >= 0.11',
             'pyasn1 >= 0.1.7',
         ],