diff --git a/README.md b/README.md
index b22e72de8f7f350d86ea73b4c357b151aaed7861..6bed5a61aa0b099683755ca5253330b1ad1b6b82 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ Horizon is a haskell package set targetting new builds of GHC.
 The package set is generated from the `manifest.dhall` using the following command:
 
 ```
-nix run .#horizon-gen-nix
+nix run git+https://gitlab.homotopic.tech/horizon/horizon-gen-nix
 ```
 
 This will generate both the `pkgs` folder and the `overlay.nix`. If you want to
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000000000000000000000000000000000000..9317a914f593cf3d75c53ad3b9436415eed9d700
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,93 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "locked": {
+        "lastModified": 1659877975,
+        "narHash": "sha256-zllb8aq3YO3h8B/U0/J1WBgAL8EX5yWf5pMj3G0NAmc=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "c0e246b9b83f637f4681389ecabcb2681b4f3af0",
+        "type": "github"
+      },
+      "original": {
+        "id": "flake-utils",
+        "type": "indirect"
+      }
+    },
+    "flake-utils_2": {
+      "locked": {
+        "lastModified": 1644229661,
+        "narHash": "sha256-1YdnJAsNy69bpcjuoKdOYQX0YxZBiCYZo4Twxerqv7k=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "3cecb5b042f7f209c56ffd8371b2711a290ec797",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "lint-utils": {
+      "inputs": {
+        "flake-utils": "flake-utils_2",
+        "nixpkgs": "nixpkgs"
+      },
+      "locked": {
+        "lastModified": 1655192403,
+        "narHash": "sha256-XyKDvRGDh8VXA6zN8DUTnDaTMrk0MxMKg70MaAX1A2Y=",
+        "ref": "refs/heads/master",
+        "rev": "a7ae54afdc4c05a5aabf202d5a76d02705eb6147",
+        "revCount": 28,
+        "type": "git",
+        "url": "https://gitlab.homotopic.tech/nix/lint-utils"
+      },
+      "original": {
+        "type": "git",
+        "url": "https://gitlab.homotopic.tech/nix/lint-utils"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1644525281,
+        "narHash": "sha256-D3VuWLdnLmAXIkooWAtbTGSQI9Fc1lkvAr94wTxhnTU=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "48d63e924a2666baf37f4f14a18f19347fbd54a2",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1665830552,
+        "narHash": "sha256-qel2bZ9TqfW8WzWCWdjuCy4bVFhhGsEeqFv/bj1ka2s=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "26b7e6ab6a864c3e7e077bcb27a49f0480b9894a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "lint-utils": "lint-utils",
+        "nixpkgs": "nixpkgs_2"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
index ae0006e440a73e1ff87ea0b8cda8a31b88b00683..4c24f1e82fb0505725ac1040543ca7dbb8656ea5 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,9 +2,8 @@
   inputs = {
     lint-utils.url = "git+https://gitlab.homotopic.tech/nix/lint-utils";
     nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
-    horizon-gen-nix.url = "git+https://gitlab.homotopic.tech/horizon/horizon-gen-nix";
   };
-  outputs = inputs@{ self, nixpkgs, flake-utils, horizon-gen-nix, lint-utils, ... }:
+  outputs = inputs@{ self, nixpkgs, flake-utils, lint-utils, ... }:
     flake-utils.lib.eachSystem [ "x86_64-linux" ] (system:
       let
         pkgs = import nixpkgs { inherit system; };
@@ -22,12 +21,6 @@
           hp;
       in
       {
-        apps = {
-          horizon-gen-nix = {
-            type = "app";
-            program = "${horizon-gen-nix.outputs.packages.x86_64-linux.default}/bin/horizon-gen-nix";
-          };
-        };
         checks = {
           dhall-format = lint-utils.outputs.linters.x86_64-linux.dhall-format ./.;
           nixpkgs-fmt = lint-utils.outputs.linters.x86_64-linux.nixpkgs-fmt ./.;