diff --git a/setup.py b/setup.py
index f3519b7..3c908a7 100644
--- a/setup.py
+++ b/setup.py
@@ -22,7 +22,7 @@
     license='MIT',
     packages=['cloudfront'],
     install_requires=[
-        'pycrypto==2.6',
+        'pycrypto==2.6.1',
     ],
     zip_safe=False
 )