1 files changed, 1 insertions, 1 deletions
diff --git a/setup.py b/setup.py
index 1038fb68..1234bfa5 100644
--- a/setup.py
+++ b/setup.py
@@ -76,7 +76,7 @@ setup(
     ],
     install_requires=[
         'bcrypt>=3.1.3',
-        'cryptography>=1.1',
+        'cryptography>=1.5',
         'pynacl>=1.0.1',
         'pyasn1>=0.1.7',
     ],