diff --git a/nixos/modules/virtualisation/nixos-containers.nix b/nixos/modules/virtualisation/nixos-containers.nix
index ad0121a48498..c04cc3c7ba47 100644
--- a/nixos/modules/virtualisation/nixos-containers.nix
+++ b/nixos/modules/virtualisation/nixos-containers.nix
@@ -564,7 +564,6 @@ in
                           extraConfig =
                             { options, ... }:
                             {
-                              _file = "module at ${__curPos.file}:${toString __curPos.line}";
                               config = {
                                 nixpkgs =
                                   if options.nixpkgs ? hostPlatform then