diff --git a/default.nix b/default.nix
index d07b203acc127f0b9be3dfb43cdf1a4256267b4e..a0d8f5b70cef35af9dc5270f02345c6c87f5bc84 100644
--- a/default.nix
+++ b/default.nix
@@ -6,6 +6,7 @@ in
 , mach-nix ? import sources.mach-nix { inherit pkgs pypiData; }
 , tahoe-lafs-source ? "tahoe-lafs"
 , tahoe-lafs-repo ? sources.${tahoe-lafs-source}
+, ...
 }:
   let
     lib = pkgs.lib;