diff --git a/requirements_dev.txt b/requirements_dev.txt
index ff7da8df91a516183c1d7f5ac53e4049bf5aab59..f39b3d2a2e4953896f6825432f5639694d2a61fc 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==1.7
+cryptography==3.2
 pyyaml>=4.2b1
 face_recognition_models
 Click>=6.0