diff --git a/flake.lock b/flake.lock
index d28aa5f..09a5415 100644
--- a/flake.lock
+++ b/flake.lock
@@ -12,33 +12,30 @@
         "rust-overlay": "rust-overlay"
       },
       "locked": {
-        "lastModified": 1687310026,
-        "narHash": "sha256-20RHFbrnC+hsG4Hyeg/58LvQAK7JWfFItTPFAFamu8E=",
-        "owner": "ipetkov",
-        "repo": "crane",
-        "rev": "116b32c30b5ff28e49f4fcbeeb1bbe3544593204",
-        "type": "github"
+        "lastModified": 1695511445,
+        "narHash": "sha256-mnE14re43v3/Jc50Jv0BKPMtEk7FEtDSligP6B5HwlI=",
+        "rev": "3de322e06fc88ada5e3589dc8a375b73e749f512",
+        "revCount": 411,
+        "type": "tarball",
+        "url": "https://api.flakehub.com/f/pinned/ipetkov/crane/0.14.1/018ac45c-ff5e-7076-b956-d478a0336516/source.tar.gz"
       },
       "original": {
-        "owner": "ipetkov",
-        "repo": "crane",
-        "type": "github"
+        "type": "tarball",
+        "url": "https://flakehub.com/f/ipetkov/crane/0.14.1.tar.gz"
       }
     },
     "flake-compat": {
-      "flake": false,
       "locked": {
-        "lastModified": 1673956053,
-        "narHash": "sha256-4gtG9iQuiKITOjNQQeQIpoIB6b16fm+504Ch3sNKLd8=",
-        "owner": "edolstra",
-        "repo": "flake-compat",
-        "rev": "35bb57c0c8d8b62bbfd284272c928ceb64ddbde9",
-        "type": "github"
+        "lastModified": 1696426674,
+        "narHash": "sha256-kvjfFW7WAETZlt09AgDn1MrtKzP7t90Vf7vypd3OL1U=",
+        "rev": "0f9255e01c2351cc7d116c072cb317785dd33b33",
+        "revCount": 57,
+        "type": "tarball",
+        "url": "https://api.flakehub.com/f/pinned/edolstra/flake-compat/1.0.1/018afb31-abd1-7bff-a5e4-cff7e18efb7a/source.tar.gz"
       },
       "original": {
-        "owner": "edolstra",
-        "repo": "flake-compat",
-        "type": "github"
+        "type": "tarball",
+        "url": "https://flakehub.com/f/edolstra/flake-compat/1.0.1.tar.gz"
       }
     },
     "flake-utils": {
@@ -79,18 +76,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1686960236,
-        "narHash": "sha256-AYCC9rXNLpUWzD9hm+askOfpliLEC9kwAo7ITJc4HIw=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "04af42f3b31dba0ef742d254456dc4c14eedac86",
-        "type": "github"
+        "lastModified": 1696604326,
+        "narHash": "sha256-YXUNI0kLEcI5g8lqGMb0nh67fY9f2YoJsILafh6zlMo=",
+        "rev": "87828a0e03d1418e848d3dd3f3014a632e4a4f64",
+        "revCount": 533189,
+        "type": "tarball",
+        "url": "https://api.flakehub.com/f/pinned/NixOS/nixpkgs/0.1.533189%2Brev-87828a0e03d1418e848d3dd3f3014a632e4a4f64/018b0dc8-e84f-7c59-b5d6-16849c3b2074/source.tar.gz"
       },
       "original": {
-        "owner": "NixOS",
-        "ref": "nixos-unstable",
-        "repo": "nixpkgs",
-        "type": "github"
+        "type": "tarball",
+        "url": "https://flakehub.com/f/NixOS/nixpkgs/0.1.533189.tar.gz"
       }
     },
     "root": {
diff --git a/flake.nix b/flake.nix
index a2c3822..fbc8285 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,7 +2,7 @@
   description = "GitHub Actions-powered Nix binary cache";
 
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    nixpkgs.url = "https://flakehub.com/f/NixOS/nixpkgs/0.1.533189.tar.gz";
 
     rust-overlay = {
       url = "github:oxalica/rust-overlay";
@@ -10,15 +10,12 @@
     };
 
     crane = {
-      url = "github:ipetkov/crane";
+      url = "https://flakehub.com/f/ipetkov/crane/0.14.1.tar.gz";
       inputs.nixpkgs.follows = "nixpkgs";
       inputs.flake-compat.follows = "flake-compat";
     };
 
-    flake-compat = {
-      url = "github:edolstra/flake-compat";
-      flake = false;
-    };
+    flake-compat.url = "https://flakehub.com/f/edolstra/flake-compat/1.0.1.tar.gz";
   };
 
   outputs = { self, nixpkgs, ... }@inputs:
diff --git a/shell.nix b/shell.nix
index a63c7ee..942ce01 100644
--- a/shell.nix
+++ b/shell.nix
@@ -1,17 +1,10 @@
-let
-  lock = builtins.fromJSON (builtins.readFile ./flake.lock);
-
-  flake-compat = builtins.fetchTarball {
-    url = "https://github.com/edolstra/flake-compat/archive/${lock.nodes.flake-compat.locked.rev}.tar.gz";
-    sha256 = lock.nodes.flake-compat.locked.narHash;
-  };
-
-  flake = import flake-compat {
-    src = ./.;
-  };
-
-  shell = flake.shellNix.default // {
-    reproduce = flake.defaultNix.outputs.reproduce.${builtins.currentSystem};
-  };
-in
-shell
+(import
+  (
+    let lock = builtins.fromJSON (builtins.readFile ./flake.lock); in
+    fetchTarball {
+      url = lock.nodes.flake-compat.locked.url or "https://github.com/edolstra/flake-compat/archive/${lock.nodes.flake-compat.locked.rev}.tar.gz";
+      sha256 = lock.nodes.flake-compat.locked.narHash;
+    }
+  )
+  { src = ./.; }
+).shellNix