diff --git a/dev-requirements.txt b/dev-requirements.txt
index f51401750d..51e306d98f 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -6,6 +6,6 @@ pytest-timeout==2.1.0
 pytest-freezegun==0.4.2
 flaky==3.7.0
 trustme==0.9.0
-cryptography==37.0.2
+cryptography==42.0.8
 backports.zoneinfo==0.2.1;python_version<"3.9"
 towncrier==21.9.0