diff --git a/requirements.txt b/requirements.txt
index ea89818..023b987 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ click==6.6
 cloud-init==0.7.7
 command-not-found==0.3
 configobj==5.0.6
-cryptography==1.2.3
+cryptography==3.2
 eventlet==0.19.0
 fail2ban==0.9.3
 Flask==0.11