diff --git a/nixos/roles/physical/desktop/common/apps/hsr.nix b/nixos/roles/physical/desktop/common/apps/hsr.nix
index d61fed7..0847c24 100644
--- a/nixos/roles/physical/desktop/common/apps/hsr.nix
+++ b/nixos/roles/physical/desktop/common/apps/hsr.nix
@@ -1,11 +1,14 @@
 { pkgs, ... }:
 let
-  aagl-gtk-on-nix = import (builtins.fetchTarball "https://github.com/ezKEa/aagl-gtk-on-nix/archive/main.tar.gz");
+  aagl-gtk-on-nix = import (builtins.fetchTarball { 
+  	url = "https://github.com/ezKEa/aagl-gtk-on-nix/archive/main.tar.gz";
+  	sha256 = "0ihw48ibvpaixdqvw8mx2gikbv1lczbzn5256qy9ljn9n89bzsnh";
+  });
 in
 {
   imports = [
     aagl-gtk-on-nix.module
   ];
 
-  programs.the-honkers-railway-launcher.enable = true;
+  programs.honkers-railway-launcher.enable = true;
 }