diff --git a/requirements-dev.txt b/requirements-dev.txt
index 4809c75eec..397457443d 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -10,7 +10,7 @@ cffi==1.14.2
 chardet==3.0.4
 colorama==0.4.3
 colour==0.1.5
-cryptography==3.3.2
+cryptography==39.0.1
 decorator==4.4.2
 docopt==0.6.2
 docutils==0.15.2