diff --git a/pyproject.toml b/pyproject.toml
index 49ef211838..25922b1923 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,7 +33,7 @@ dependencies = [
     "bleach[css]~=6.0.0",
     "chardet~=5.1.0",
     "croniter~=2.0.1",
-    "cryptography~=41.0.3",
+    "cryptography~=42.0.0",
     "email-reply-parser~=0.5.12",
     "gunicorn~=21.2.0",
     "html5lib~=1.1",