diff --git a/requirements_dev.txt b/requirements_dev.txt
index 8bda525..a4a3c0b 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -5,7 +5,7 @@ watchdog==4.0.0
 flake8==6.1.0
 tox==4.13.0
 coverage==7.4.1
-cryptography==41.0.7
+cryptography==42.0.3
 Sphinx==7.2.6
 PyYAML==6.0.1
 pytest==7.4.3