diff --git a/setup.py b/setup.py
index 0aee257..492cf50 100644
--- a/setup.py
+++ b/setup.py
@@ -45,7 +45,7 @@ def build_long_desc():
           ]
       },
       install_requires=["dnspython==2.2.1", 
-                        "cryptography>=3,<38",
+                        "cryptography>=3,<41",
                         "requests>=2.24,<2.28",
                         "forcediphttpsadapter"],
       classifiers=[