diff --git a/libvirt/dev-requirements.txt b/libvirt/dev-requirements.txt
index 239afc6..0484af8 100644
--- a/libvirt/dev-requirements.txt
+++ b/libvirt/dev-requirements.txt
@@ -21,7 +21,7 @@ cffi==1.15.0
 charset-normalizer==2.0.7; python_version >= '3'
 click==8.0.3; python_version >= '3.6'
 colorama==0.4.4; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'
-cryptography==35.0.0; python_version >= '3.6'
+cryptography==39.0.1; python_version >= '3.6'
 docutils==0.18; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'
 flake8==4.0.1
 idna==3.3; python_version >= '3'