diff --git a/requirements/requirements.txt b/requirements/requirements.txt
index 433ae22e00..bbcb0c55e7 100644
--- a/requirements/requirements.txt
+++ b/requirements/requirements.txt
@@ -84,7 +84,8 @@ pycparser==2.14
 pygerduty==0.32.1
 PyJWT==1.4.0
 pymongo==2.8
-pyOpenSSL==0.15.1
+pyOpenSSL==16.0.0
+cffi==1.7.0
 pyparsing==2.0.7
 pyrad==2.0
 pyrax==1.9.7