diff --git a/flake.lock b/flake.lock
index 9ed93f9fd..1af961f3d 100644
--- a/flake.lock
+++ b/flake.lock
@@ -18,7 +18,9 @@
     },
     "flake-parts": {
       "inputs": {
-        "nixpkgs-lib": "nixpkgs-lib"
+        "nixpkgs-lib": [
+          "nixpkgs"
+        ]
       },
       "locked": {
         "lastModified": 1704152458,
@@ -120,24 +122,6 @@
         "type": "github"
       }
     },
-    "nixpkgs-lib": {
-      "locked": {
-        "dir": "lib",
-        "lastModified": 1703961334,
-        "narHash": "sha256-M1mV/Cq+pgjk0rt6VxoyyD+O8cOUiai8t9Q6Yyq4noY=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "b0d36bd0a420ecee3bc916c91886caca87c894e9",
-        "type": "github"
-      },
-      "original": {
-        "dir": "lib",
-        "owner": "NixOS",
-        "ref": "nixos-unstable",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
     "pre-commit-hooks": {
       "inputs": {
         "flake-compat": [
diff --git a/flake.nix b/flake.nix
index afb0ec63a..1582400f1 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,15 +1,25 @@
 {
   description = "A custom launcher for Minecraft that allows you to easily manage multiple installations of Minecraft at once (Fork of MultiMC)";
 
+  nixConfig = {
+    extra-substituters = ["https://cache.garnix.io"];
+    extra-trusted-public-keys = ["cache.garnix.io:CTFPyKSLcx5RMJKfLo5EEPUObbA78b0YQ2DTCJXqr9g="];
+  };
+
   inputs = {
     nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
-    flake-parts.url = "github:hercules-ci/flake-parts";
+    flake-parts = {
+      url = "github:hercules-ci/flake-parts";
+      inputs.nixpkgs-lib.follows = "nixpkgs";
+    };
     nix-filter.url = "github:numtide/nix-filter";
     pre-commit-hooks = {
       url = "github:cachix/pre-commit-hooks.nix";
-      inputs.nixpkgs.follows = "nixpkgs";
-      inputs.nixpkgs-stable.follows = "nixpkgs";
-      inputs.flake-compat.follows = "flake-compat";
+      inputs = {
+        nixpkgs.follows = "nixpkgs";
+        nixpkgs-stable.follows = "nixpkgs";
+        flake-compat.follows = "flake-compat";
+      };
     };
     flake-compat = {
       url = "github:edolstra/flake-compat";
diff --git a/nix/README.md b/nix/README.md
index 7a422fc5b..f7923577f 100644
--- a/nix/README.md
+++ b/nix/README.md
@@ -9,7 +9,8 @@ See [Package variants](#package-variants) for a list of available packages.
 ## Installing a development release (flake)
 
 We use [garnix](https://garnix.io/) to build and cache our development builds.
-If you want to avoid rebuilds you may add the garnix cache to your substitutors.
+If you want to avoid rebuilds you may add the garnix cache to your substitutors, or use `--accept-flake-config`
+to temporarily enable it when using `nix` commands.
 
 Example (NixOS):