diff --git a/modules/nixos/default.nix b/modules/nixos/default.nix
index 92047aa..c478850 100644
--- a/modules/nixos/default.nix
+++ b/modules/nixos/default.nix
@@ -9,6 +9,8 @@ in
   imports = [
     {
       users.users.${config.me.username}.isNormalUser = lib.mkDefault true;
+      home-manager.useGlobalPkgs = true;
+      home-manager.backupFileExtension = "hm-backup";
       home-manager.users.${config.me.username} = { };
       home-manager.sharedModules = [
         self.homeModules.default