diff --git a/pkgs/development/python-modules/googleapis-common-protos/default.nix b/pkgs/development/python-modules/googleapis-common-protos/default.nix
index 898971629ae0..267e0e5f08ae 100644
--- a/pkgs/development/python-modules/googleapis-common-protos/default.nix
+++ b/pkgs/development/python-modules/googleapis-common-protos/default.nix
@@ -3,7 +3,6 @@
 , fetchPypi
 , grpc
 , protobuf
-, pytestCheckHook
 }:
 
 buildPythonPackage rec {