diff --git a/flake.lock b/flake.lock
index 5e4cd0c..a7698a6 100644
--- a/flake.lock
+++ b/flake.lock
@@ -244,14 +244,15 @@
         "git-hooks": "git-hooks_2",
         "hercules-ci-effects": "hercules-ci-effects",
         "neovim-src": "neovim-src",
-        "nixpkgs": "nixpkgs_2"
+        "nixpkgs": "nixpkgs_2",
+        "treefmt-nix": "treefmt-nix"
       },
       "locked": {
-        "lastModified": 1733703025,
-        "narHash": "sha256-lMWofhJTYhnqvd+QzeRb5J58cYGOEI+zzqcHybKxkWU=",
+        "lastModified": 1733846759,
+        "narHash": "sha256-Xp/rWqO4XXJAqh5c2xju4NCBRpi8lQIknLQmCYfrdWY=",
         "owner": "nix-community",
         "repo": "neovim-nightly-overlay",
-        "rev": "dae2f13b6d2a39d1e56df54fabe5c6452ddf6b2a",
+        "rev": "dcd1be4d5f9fa160d0c68c1967f4ecc458b01969",
         "type": "github"
       },
       "original": {
@@ -263,11 +264,11 @@
     "neovim-src": {
       "flake": false,
       "locked": {
-        "lastModified": 1733660965,
-        "narHash": "sha256-Nm+9/OZfpb4hayCz/IpAzO2waQimlt+kM1fMOM1viWo=",
+        "lastModified": 1733731191,
+        "narHash": "sha256-Xtd0YLx6RKJMDu2GfE9geO48Dw3KnpVkfZjUqA51xDw=",
         "owner": "neovim",
         "repo": "neovim",
-        "rev": "84d9f4f9f9efbfc72630f01f5f837c50fd7020d4",
+        "rev": "3bb2d027597107a3d7f84ef61507104fd4dc050a",
         "type": "github"
       },
       "original": {
@@ -322,11 +323,11 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1733376361,
-        "narHash": "sha256-aLJxoTDDSqB+/3orsulE6/qdlX6MzDLIITLZqdgMpqo=",
+        "lastModified": 1733656523,
+        "narHash": "sha256-w0FXPfpGhOihoJDiwMsyN1EzpsXi2F8VQ+NVZQSMtys=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "929116e316068c7318c54eb4d827f7d9756d5e9c",
+        "rev": "93dc9803a1ee435e590b02cde9589038d5cc3a4e",
         "type": "github"
       },
       "original": {
@@ -338,11 +339,11 @@
     },
     "nixpkgs_3": {
       "locked": {
-        "lastModified": 1733686850,
-        "narHash": "sha256-NQEO/nZWWGTGlkBWtCs/1iF1yl2lmQ1oY/8YZrumn3I=",
+        "lastModified": 1733749988,
+        "narHash": "sha256-+5qdtgXceqhK5ZR1YbP1fAUsweBIrhL38726oIEAtDs=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "dd51f52372a20a93c219e8216fe528a648ffcbf4",
+        "rev": "bc27f0fde01ce4e1bfec1ab122d72b7380278e68",
         "type": "github"
       },
       "original": {
@@ -360,6 +361,27 @@
         "neovim-nightly": "neovim-nightly",
         "nixpkgs": "nixpkgs_3"
       }
+    },
+    "treefmt-nix": {
+      "inputs": {
+        "nixpkgs": [
+          "neovim-nightly",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1733761991,
+        "narHash": "sha256-s4DalCDepD22jtKL5Nw6f4LP5UwoMcPzPZgHWjAfqbQ=",
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "rev": "0ce9d149d99bc383d1f2d85f31f6ebd146e46085",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "type": "github"
+      }
     }
   },
   "root": "root",