diff --git a/setup.py b/setup.py
index 6e22300..f296509 100644
--- a/setup.py
+++ b/setup.py
@@ -16,7 +16,7 @@
 """
 only python2 need enum34、pytz
 """
-requires = ["enum34", "pytz", "pycryptodome", "rsa", "cryptography==44.0.3"]
+requires = ["enum34", "pytz", "pycryptodome", "rsa", "cryptography==48.0.1"]
 
 setup(
     name=NAME,