diff --git a/requirements/base.txt b/requirements/base.txt
index b07ca35..f780e5d 100644
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -1,5 +1,5 @@
 # What we want
-cffi==2.0.0
+cffi==2.1.0
 
 # What we need
 pycparser==3.0