diff --git a/pkgs/development/python-modules/aioguardian/default.nix b/pkgs/development/python-modules/aioguardian/default.nix
index f6822ede08cd..8d3de12cd993 100644
--- a/pkgs/development/python-modules/aioguardian/default.nix
+++ b/pkgs/development/python-modules/aioguardian/default.nix
@@ -4,7 +4,6 @@
 , asyncio-dgram
 , asynctest
 , buildPythonPackage
-, cryptography
 , fetchFromGitHub
 , poetry
 , pytest-aiohttp