diff --git a/requirements.txt b/requirements.txt
index 67e407f..416998c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ click==7.1.2
 cloud-init==20.3
 command-not-found==0.3
 configobj==5.0.6
-cryptography==1.2.3
+cryptography==3.3.2
 flasgger==0.9.5
 Flask==1.1.2
 Flask-Cors==3.0.9