diff --git a/requirements_dev.txt b/requirements_dev.txt
index 16ff43196..f59066179 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -6,7 +6,7 @@ flake8
 tox==2.3.1
 coverage==4.1
 Sphinx==1.4.8
-cryptography==3.3.2
+cryptography==42.0.8
 pyyaml>=4.2b1
 face_recognition_models
 Click>=6.0