diff --git a/dev/private.narHash b/dev/private.narHash
index 3e0b014..ea90a41 100644
--- a/dev/private.narHash
+++ b/dev/private.narHash
@@ -1 +1 @@
-sha256-PqGJ0GyDAKVBqjtjSHZIyXUvohBSv6Z1MzR7T3oTzls=
\ No newline at end of file
+sha256-Ey39RN/OvBLXzBigyeJymasD6q3YQzEBgh4/TAD0/FE=
\ No newline at end of file
diff --git a/dev/private/flake.lock b/dev/private/flake.lock
index d796423..76aa53e 100644
--- a/dev/private/flake.lock
+++ b/dev/private/flake.lock
@@ -3,7 +3,7 @@
     "home-manager": {
       "inputs": {
         "nixpkgs": [
-          "nixpkgs-stable"
+          "nixpkgs-unstable"
         ]
       },
       "locked": {
@@ -23,15 +23,15 @@
     "nix-darwin": {
       "inputs": {
         "nixpkgs": [
-          "nixpkgs-stable"
+          "nixpkgs-unstable"
         ]
       },
       "locked": {
-        "lastModified": 1742013980,
-        "narHash": "sha256-34YbfwABU5nb0F5eaaJE3ujldaNDhmyxw7CWqhXJV08=",
+        "lastModified": 1742165923,
+        "narHash": "sha256-WKzuVsHXjuxYjS9KxKdpoPWpT37LofyS5llSssEw058=",
         "owner": "LnL7",
         "repo": "nix-darwin",
-        "rev": "9175b4bb5f127fb7b5784b14f7e01abff24c378f",
+        "rev": "95eac71bf52b271523d0ca81dbbeb3182990fc24",
         "type": "github"
       },
       "original": {
@@ -42,18 +42,36 @@
     },
     "nixpkgs-stable": {
       "locked": {
-        "lastModified": 1741862977,
-        "narHash": "sha256-prZ0M8vE/ghRGGZcflvxCu40ObKaB+ikn74/xQoNrGQ=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "cdd2ef009676ac92b715ff26630164bb88fec4e0",
-        "type": "github"
+        "lastModified": 1742136038,
+        "narHash": "sha256-DDe16FJk18sadknQKKG/9FbwEro7A57tg9vB5kxZ8kY=",
+        "ref": "nixos-24.11",
+        "rev": "a1185f4064c18a5db37c5c84e5638c78b46e3341",
+        "shallow": true,
+        "type": "git",
+        "url": "https://github.com/NixOS/nixpkgs"
       },
       "original": {
-        "owner": "NixOS",
         "ref": "nixos-24.11",
-        "repo": "nixpkgs",
-        "type": "github"
+        "shallow": true,
+        "type": "git",
+        "url": "https://github.com/NixOS/nixpkgs"
+      }
+    },
+    "nixpkgs-unstable": {
+      "locked": {
+        "lastModified": 1741865919,
+        "narHash": "sha256-4thdbnP6dlbdq+qZWTsm4ffAwoS8Tiq1YResB+RP6WE=",
+        "ref": "nixpkgs-unstable",
+        "rev": "573c650e8a14b2faa0041645ab18aed7e60f0c9a",
+        "shallow": true,
+        "type": "git",
+        "url": "https://github.com/NixOS/nixpkgs"
+      },
+      "original": {
+        "ref": "nixpkgs-unstable",
+        "shallow": true,
+        "type": "git",
+        "url": "https://github.com/NixOS/nixpkgs"
       }
     },
     "root": {
@@ -61,13 +79,14 @@
         "home-manager": "home-manager",
         "nix-darwin": "nix-darwin",
         "nixpkgs-stable": "nixpkgs-stable",
+        "nixpkgs-unstable": "nixpkgs-unstable",
         "treefmt-nix": "treefmt-nix"
       }
     },
     "treefmt-nix": {
       "inputs": {
         "nixpkgs": [
-          "nixpkgs-stable"
+          "nixpkgs-unstable"
         ]
       },
       "locked": {
diff --git a/dev/private/flake.nix b/dev/private/flake.nix
index bc845a3..7bc7663 100644
--- a/dev/private/flake.nix
+++ b/dev/private/flake.nix
@@ -1,15 +1,18 @@
 {
   description = "private inputs";
-  inputs.nixpkgs-stable.url = "github:NixOS/nixpkgs/nixos-24.11";
+
+  inputs.nixpkgs-stable.url = "git+https://github.com/NixOS/nixpkgs?shallow=1&ref=nixos-24.11";
+
+  inputs.nixpkgs-unstable.url = "git+https://github.com/NixOS/nixpkgs?shallow=1&ref=nixpkgs-unstable";
 
   inputs.treefmt-nix.url = "github:numtide/treefmt-nix";
-  inputs.treefmt-nix.inputs.nixpkgs.follows = "nixpkgs-stable";
+  inputs.treefmt-nix.inputs.nixpkgs.follows = "nixpkgs-unstable";
 
   inputs.nix-darwin.url = "github:LnL7/nix-darwin";
-  inputs.nix-darwin.inputs.nixpkgs.follows = "nixpkgs-stable";
+  inputs.nix-darwin.inputs.nixpkgs.follows = "nixpkgs-unstable";
 
   inputs.home-manager.url = "github:nix-community/home-manager";
-  inputs.home-manager.inputs.nixpkgs.follows = "nixpkgs-stable";
+  inputs.home-manager.inputs.nixpkgs.follows = "nixpkgs-unstable";
 
   outputs = _: { };
 }