diff --git a/requirements_dev.txt b/requirements_dev.txt
index 30ea5ba..0ee4ccf 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -5,7 +5,7 @@ watchdog==5.0.3
 flake8==7.1.1
 tox==4.20.0
 coverage==7.6.0
-cryptography==43.0.1
+cryptography==43.0.3
 Sphinx==7.3.7
 PyYAML==6.0.2
 pytest==8.3.3