diff --git a/flake.nix b/flake.nix
index 1635376293913b76d9a7158e9d0b678341e44559..035c02125b133a6fd34eb8089f4027a7533d83b8 100644
--- a/flake.nix
+++ b/flake.nix
@@ -19,13 +19,12 @@
             && v.type == "derivation"
             && v.meta.broken == false)
           hp;
-        horizon-gen-nix = pkgs.writers.writeBashBin "horizon-gen-nix" "nix run git+https://gitlab.homotopic.tech/horizon/horizon-gen-nix";
       in
       {
         apps = {
           horizon-gen-nix = {
             type = "app";
-            program = "${horizon-gen-nix}/bin/horizon-gen-nix";
+            program = "${hp.horizon-gen-nix}/bin/horizon-gen-nix";
           };
         };
         checks = {