diff --git a/flake.nix b/flake.nix
index 7e88b8e..5fc1689 100644
--- a/flake.nix
+++ b/flake.nix
@@ -13,52 +13,40 @@
   }: let
     inherit (nixpkgs.lib) genAttrs;
     forAllSystems = f:
-      genAttrs
-      ["x86_64-linux" "x86_64-darwin" "aarch64-linux" "aarch64-darwin"]
-      (system: f nixpkgs.legacyPackages.${system});
+      genAttrs [
+        "x86_64-linux"
+        "x86_64-darwin"
+        "aarch64-linux"
+        "aarch64-darwin"
+      ] (system: f nixpkgs.legacyPackages.${system});
   in {
-    packages = forAllSystems (
-      pkgs:
+    packages = forAllSystems (pkgs:
       with pkgs; {
         default = stdenv.mkDerivation {
-        name = "monolisa-nerdfont-patch";
-        src = ./.;
-        nativeBuildInputs = [ makeWrapper ];
-        buildInputs = [
-          fontforge
-          python3
-        ];
-        unpackPhase = ":";
-        buildPhase = ":";
-        installPhase = ''
-          mkdir -p $out/bin
-          install -m755 -D ${./patch-monolisa} $out/bin/monolisa-nerdfont-patch
-          install -m755 -D ${./font-patcher} $out/bin/font-patcher
-          cp -r ${./bin} $out/bin/bin
-          cp -r ${./src} $out/bin/src
-        '';
-        postFixup = ''
-          wrapProgram $out/bin/monolisa-nerdfont-patch \
-            --set PATH ${lib.makeBinPath [
-              fontforge
-            ]}
+          name = "monolisa-nerdfont-patch";
+          src = ./.;
+          nativeBuildInputs = [makeWrapper];
+          buildInputs = [fontforge python3];
+          unpackPhase = ":";
+          buildPhase = ":";
+          installPhase = ''
+            mkdir -p $out/bin
+            install -m755 -D ${./patch-monolisa} $out/bin/monolisa-nerdfont-patch
+            install -m755 -D ${./font-patcher} $out/bin/font-patcher
+            cp -r ${./bin} $out/bin/bin
+            cp -r ${./src} $out/bin/src
           '';
-      };
-    }
-      );
+          postFixup = ''
+            wrapProgram $out/bin/monolisa-nerdfont-patch \
+              --set PATH ${lib.makeBinPath [fontforge]}
+          '';
+        };
+      });
 
-    devShells = forAllSystems (
-      pkgs:
-        with pkgs; {
-          default = mkShell {
-            buildInputs = [
-              fontforge
-              python3
-              pre-commit
-            ];
-          };
-        }
-    );
+    devShells = forAllSystems (pkgs:
+      with pkgs; {
+        default = mkShell {buildInputs = [fontforge python3 pre-commit];};
+      });
 
     formatter.x86_64-linux = alejandra.packages.x86_64-linux.default;
   };