diff --git a/draw/default.nix b/draw/default.nix
index c43da62..f507302 100644
--- a/draw/default.nix
+++ b/draw/default.nix
@@ -12,19 +12,15 @@
 }:
 buildPythonApplication rec {
   pname = "keymap-drawer";
-  version = "0.18.0";
+  version = "0.18.1";
   pyproject = true;
 
   src = fetchPypi {
     pname = "keymap_drawer";
     inherit version;
-    hash = "sha256-faJB+cjj740Ny2wqVwc5t/+grEWBIEyhex3RoLCuIs8=";
+    hash = "sha256-MHjxsopXoYWZFuXUbeaI7BCSx3HkRaeVidY+mc8lj+s=";
   };
 
-  postPatch = ''
-    substituteInPlace pyproject.toml --replace 'platformdirs = "^3.5.1"' 'platformdirs = "^4.0.0"'
-  '';
-
   build-system = [poetry-core];
 
   propagatedBuildInputs = [
diff --git a/flake.lock b/flake.lock
index 6213bb3..dec1bc3 100644
--- a/flake.lock
+++ b/flake.lock
@@ -36,11 +36,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1701208414,
-        "narHash": "sha256-xrQ0FyhwTZK6BwKhahIkUVZhMNk21IEI1nUcWSONtpo=",
+        "lastModified": 1720066371,
+        "narHash": "sha256-uPlLYH2S0ACj0IcgaK9Lsf4spmJoGejR9DotXiXSBZQ=",
         "owner": "nix-community",
         "repo": "nix-github-actions",
-        "rev": "93e39cc1a087d65bcf7a132e75a650c44dd2b734",
+        "rev": "622f829f5fe69310a866c8a6cd07e747c44ef820",
         "type": "github"
       },
       "original": {
@@ -51,11 +51,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1729307008,
-        "narHash": "sha256-QUvb6epgKi9pCu9CttRQW4y5NqJ+snKr1FZpG/x3Wtc=",
+        "lastModified": 1729691686,
+        "narHash": "sha256-BAuPWW+9fa1moZTU+jFh+1cUtmsuF8asgzFwejM4wac=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "a9b86fc2290b69375c5542b622088eb6eca2a7c3",
+        "rev": "32e940c7c420600ef0d1ef396dc63b04ee9cad37",
         "type": "github"
       },
       "original": {
@@ -72,14 +72,15 @@
         "nixpkgs": [
           "zephyr-nix",
           "nixpkgs"
-        ]
+        ],
+        "treefmt-nix": "treefmt-nix"
       },
       "locked": {
-        "lastModified": 1708414356,
-        "narHash": "sha256-neHF92cht4G94Ye1j9YgLeqdE0dGL920lQQMLTqNm9A=",
+        "lastModified": 1724569826,
+        "narHash": "sha256-87KKENLQoxpzbONnDaUEaraJ7UNsArj+MJqiYvFePtk=",
         "owner": "nix-community",
         "repo": "pyproject.nix",
-        "rev": "f75d39ce888632500bf4cff2197784929d3ed265",
+        "rev": "225a7503959812f0c60d42ca7904adb753151759",
         "type": "github"
       },
       "original": {
@@ -95,6 +96,28 @@
         "zephyr-nix": "zephyr-nix"
       }
     },
+    "treefmt-nix": {
+      "inputs": {
+        "nixpkgs": [
+          "zephyr-nix",
+          "pyproject-nix",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1724338379,
+        "narHash": "sha256-kKJtaiU5Ou+e/0Qs7SICXF22DLx4V/WhG1P6+k4yeOE=",
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "rev": "070f834771efa715f3e74cd8ab93ecc96fabc951",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "treefmt-nix",
+        "type": "github"
+      }
+    },
     "zephyr": {
       "flake": false,
       "locked": {
@@ -123,11 +146,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1729559759,
-        "narHash": "sha256-nUPdR93lmDQb+go4t3kBQd3zbFzCj6jsm8Pg037t9Sg=",
+        "lastModified": 1729617868,
+        "narHash": "sha256-cx6MSq9cT2DLVle7iMNlmc5ADCyAnoCsc8tmALABqQA=",
         "owner": "urob",
         "repo": "zephyr-nix",
-        "rev": "e3d66e7187b7bd472b6c83ef1ee51bb4ed2c01dd",
+        "rev": "fceaebe875bb6c5d49abd06dcf8f3f9949134e7c",
         "type": "github"
       },
       "original": {