diff --git a/requirements.txt b/requirements.txt
index b602da1..8a437b4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ cffi==1.11.5
 chardet==3.0.4
 click==6.7
 constantly==15.1.0
-cryptography==2.2.1
+cryptography==3.2
 cssselect==1.0.3
 Django==2.0.3
 Flask==1.0.2