diff --git a/pyproject.toml b/pyproject.toml
index 611622a6..ae6a660b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,7 +18,7 @@ keywords = ["Swagger", "Fabric Control Framework"]
 requires-python = '>=3.9'
 dependencies = [
     "requests >= 2.28.1",
-    "cryptography==42.0.4",
+    "cryptography==43.0.3",
     "psycopg2-binary",
     "sqlalchemy",
     "waitress",