diff --git a/requirements.txt b/requirements.txt
index c669f44..9b9e8ec 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ async-timeout==3.0.1
 atomicwrites==1.3.0
 attrs==19.1.0
 certifi==2019.3.9
-cffi==1.12.3
+cffi==1.14.6
 chardet==3.0.4
 colorama==0.4.1
 coverage==4.5.3