diff --git a/modules.nix b/modules.nix
index 605ebaf..34fba96 100644
--- a/modules.nix
+++ b/modules.nix
@@ -9,6 +9,7 @@ let
   mkModuleOptions = moduleDefinition: module:
     [
       {
+        _file = "${module.name}";
         _module.args.k8s = k8s;
       }
       (import ./kubernetes.nix {