diff --git a/requirements.txt b/requirements.txt
index 4ad3b90..a531440 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ certifi==2018.1.18
 cffi==1.14.6
 chardet==3.0.4
 click==8.0.1
-cryptography==3.3.2
+cryptography==39.0.1
 docopt==0.6.2
 docutils==0.14
 Flask==2.0.1