diff --git a/requirements.txt b/requirements.txt
index f5461ba..c4a4160 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,6 +2,6 @@ requests==2.20.0
 python-ldap==3.4.0
 click==6.6
 # from requests[security]
-cryptography==3.3.2
+cryptography==39.0.1
 ndg-httpsclient==0.4.2
 pyOpenSSL==17.5.0