diff --git a/requirements.txt b/requirements.txt
index d2f589e..342966f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ cffi==1.12.3
     #   bcrypt
     #   cryptography
     #   pynacl
-cryptography==3.3.2
+cryptography==39.0.1
     # via paramiko
 paramiko==2.6.0
     # via -r requirements.in
@@ -22,5 +22,4 @@ pynacl==1.3.0
 six==1.12.0
     # via
     #   bcrypt
-    #   cryptography
     #   pynacl