diff --git a/requirements/development.txt b/requirements/development.txt
index cdecd688..e7e45963 100644
--- a/requirements/development.txt
+++ b/requirements/development.txt
@@ -2,7 +2,7 @@
 
 bumpversion==0.5.3
 watchdog==0.8.3
-cryptography==2.0.3
+cryptography==42.0.7
 PyYAML==3.12
 coverage==4.4.1
 pep8==1.7.0