diff --git a/flake.lock b/flake.lock
index 380e3d7..fa9cd87 100644
--- a/flake.lock
+++ b/flake.lock
@@ -299,6 +299,21 @@
         "type": "github"
       }
     },
+    "flake-root_2": {
+      "locked": {
+        "lastModified": 1713493429,
+        "narHash": "sha256-ztz8JQkI08tjKnsTpfLqzWoKFQF4JGu2LRz8bkdnYUk=",
+        "owner": "srid",
+        "repo": "flake-root",
+        "rev": "bc748b93b86ee76e2032eecda33440ceb2532fcd",
+        "type": "github"
+      },
+      "original": {
+        "owner": "srid",
+        "repo": "flake-root",
+        "type": "github"
+      }
+    },
     "flake-utils": {
       "locked": {
         "lastModified": 1667395993,
@@ -1155,6 +1170,22 @@
         "type": "github"
       }
     },
+    "nixpkgs_15": {
+      "locked": {
+        "lastModified": 1708475490,
+        "narHash": "sha256-g1v0TsWBQPX97ziznfJdWhgMyMGtoBFs102xSYO4syU=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "0e74ca98a74bc7270d28838369593635a5db3260",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "nixpkgs_2": {
       "locked": {
         "lastModified": 1698266953,
@@ -1282,7 +1313,7 @@
         "devshell": "devshell",
         "flake-compat": "flake-compat_4",
         "flake-parts": "flake-parts_3",
-        "flake-root": "flake-root",
+        "flake-root": "flake-root_2",
         "home-manager": "home-manager_2",
         "nix-darwin": "nix-darwin",
         "nixpkgs": [
@@ -2174,6 +2205,7 @@
         "fast-syntax-highlighting": "fast-syntax-highlighting",
         "fioul": "fioul",
         "flake-parts": "flake-parts",
+        "flake-root": "flake-root",
         "glaurung": "glaurung",
         "gsm": "gsm",
         "home-manager": "home-manager",
@@ -2244,6 +2276,7 @@
         "roaming_proxy": "roaming_proxy",
         "rust-overlay": "rust-overlay_7",
         "simulationcraft": "simulationcraft",
+        "treefmt-nix": "treefmt-nix_2",
         "zsh-nix-shell": "zsh-nix-shell"
       }
     },
@@ -2667,6 +2700,24 @@
         "type": "github"
       }
     },
+    "treefmt-nix_2": {
+      "inputs": {
+        "nixpkgs": "nixpkgs_15"
+      },
+      "locked": {
+        "lastModified": 1714058656,
+        "narHash": "sha256-Qv4RBm4LKuO4fNOfx9wl40W2rBbv5u5m+whxRYUMiaA=",
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "rev": "c6aaf729f34a36c445618580a9f95a48f5e4e03f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "type": "github"
+      }
+    },
     "utils": {
       "inputs": {
         "systems": "systems"
diff --git a/flake.nix b/flake.nix
index 902299c..2e8f567 100644
--- a/flake.nix
+++ b/flake.nix
@@ -43,6 +43,8 @@
     attic.url = "github:zhaofengli/attic";
 
     flake-parts.url = "github:hercules-ci/flake-parts";
+    treefmt-nix.url = "github:numtide/treefmt-nix";
+    flake-root.url = "github:srid/flake-root";
 
     nix-index-database.url = "github:Mic92/nix-index-database";
     nix-index-database.inputs.nixpkgs.follows = "nixpkgs";
@@ -314,6 +316,8 @@
           ./neovim/pkg.nix
           ./hostconfig
           ./templates
+          inputs.treefmt-nix.flakeModule
+          inputs.flake-root.flakeModule
         ];
 
         perSystem =
@@ -321,6 +325,7 @@
             inputs',
             lib,
             system,
+            config,
             ...
           }:
           {
@@ -338,6 +343,17 @@
                 ];
               in
               lib.genAttrs names (name: inputs'.${name}.packages.${name});
+
+            formatter = config.treefmt.build.wrapper;
+
+            treefmt.config = {
+              inherit (config.flake-root) projectRootFile;
+
+              programs = {
+                nixfmt-rfc-style.enable = true;
+                statix.enable = true;
+              };
+            };
           };
 
         flake =