diff --git a/requirements.txt b/requirements.txt
index ba721bd..4ab8c47 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ boto==2.38.0
 certifi==2017.7.27.1
 chardet==3.0.4
 click==6.7
-cryptography==1.2.3
+cryptography==3.2
 enum34==1.1.2
 Flask==0.12.2
 gunicorn==19.4.1