diff --git a/autoproxy/requirements.txt b/autoproxy/requirements.txt
index f4e8680..eb07682 100644
--- a/autoproxy/requirements.txt
+++ b/autoproxy/requirements.txt
@@ -2,7 +2,7 @@ attrs==19.3.0
 Automat==0.8.0
 cffi==1.13.2
 constantly==15.1.0
-cryptography==3.2
+cryptography==3.3.2
 cssselect==1.1.0
 hyperlink==19.0.0
 idna==2.8