diff --git a/requirements_dev.txt b/requirements_dev.txt
index 14712fb..09cffbe 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -5,7 +5,7 @@ watchdog==4.0.1
 flake8==7.1.0
 tox==4.16.0
 coverage==7.6.0
-cryptography==42.0.8
+cryptography==43.0.1
 Sphinx==7.3.7
 PyYAML==6.0.1
 pytest==8.3.2