···2121 # `meta.specialArgs` are specialArgs to pass to each node & default
2222 # type: attrset
2323 specialArgs = { };
2424+2525+ # `meta.nodeNixpkgs` lets you override nixpkgs per-node.
2626+ # type: attrset of "A path or an instance of nixpkgs."
2727+ nodeNixpkgs: = { };
2428};
25292630# `defaults` is a module applied to every node