diff --git a/pkgs/development/python-modules/pyscf/default.nix b/pkgs/development/python-modules/pyscf/default.nix
index d08289d7573..5b2f3941b2b 100644
--- a/pkgs/development/python-modules/pyscf/default.nix
+++ b/pkgs/development/python-modules/pyscf/default.nix
@@ -1,5 +1,4 @@
 { buildPythonPackage
-, python3
 , lib
 , fetchFromGitHub
 , cmake