diff --git a/flake.nix b/flake.nix
index 09d1238..065d573 100644
--- a/flake.nix
+++ b/flake.nix
@@ -18,44 +18,39 @@
     nixpkgs,
     emacs-overlay,
     nix-org-babel,
-  }: {
-    packages.x86_64-linux.default = import ./package.nix {
-      pkgs = import nixpkgs {
-        system = "x86_64-linux";
+  }: let
+    systems = ["aarch64-linux" "x86_64-linux"];
+    eachSystem = nixpkgs.lib.genAttrs systems;
+    pkgsFor = eachSystem (system:
+      import nixpkgs {
+        localSystem = system;
         overlays = [
           emacs-overlay.overlays.default
           nix-org-babel.overlays.default
         ];
+      });
+  in {
+    formatter = eachSystem (
+      system: let
+        pkgs = pkgsFor.${system};
+      in
+        pkgs.alejandra
+    );
+    packages = eachSystem (system: let
+      pkgs = pkgsFor.${system};
+    in {
+      default = import ./package.nix {
+        inherit pkgs;
       };
-    };
-    packages.aarch64-linux.default = import ./package.nix {
-      pkgs = import nixpkgs {
-        system = "aarch64-linux";
-        overlays = [
-          emacs-overlay.overlays.default
-          nix-org-babel.overlays.default
-        ];
+      with-lsps = self.packages.${system}.default.override {
+        withLsps = true;
       };
-    };
-    packages.x86_64-linux.with-lsps = import ./package.nix {
-      pkgs = import nixpkgs {
-        system = "x86_64-linux";
-        overlays = [
-          emacs-overlay.overlays.default
-          nix-org-babel.overlays.default
-        ];
+      native = self.packages.${system}.default.override {
+        native = true;
       };
-      withLsps = true;
-    };
-    packages.aarch64-linux.with-lsps = import ./package.nix {
-      pkgs = import nixpkgs {
-        system = "aarch64-linux";
-        overlays = [
-          emacs-overlay.overlays.default
-          nix-org-babel.overlays.default
-        ];
+      with-lsps-native = self.packages.${system}.with-lsps.override {
+        native = true;
       };
-      withLsps = true;
-    };
+    });
   };
 }
diff --git a/package.nix b/package.nix
index 78cccfb..97f6a6a 100644
--- a/package.nix
+++ b/package.nix
@@ -5,10 +5,10 @@
   ...
 }: let
   preTangledFile = pkgs.writeText "config.org" ''
-  ${builtins.readFile ./config.org}
-  #+begin_src emacs-lisp
-  (setq dashboard-startup-banner "${./nixmacs.xpm}")
-  #+end_src
+    ${builtins.readFile ./config.org}
+    #+begin_src emacs-lisp
+    (setq dashboard-startup-banner "${./nixmacs.xpm}")
+    #+end_src
   '';
   configFile = pkgs.tangleOrgBabelFile "default.el" preTangledFile {
     languages = ["emacs-lisp"];
@@ -33,11 +33,15 @@
     #   };
     defaultInitFile = true;
     # Package is optional, defaults to pkgs.emacs
-    package = if native then pkgs.emacs30-pgtk.overrideAttrs (
-      oldAttrs: {
-        NIX_CFLAGS_COMPILE = builtins.toString oldAttrs.NIX_CFLAGS_COMPILE or "" + "-march=native -O3";
-      }
-    ) else pkgs.emacs30-pgtk;
+    package =
+      if native
+      then
+        pkgs.emacs30-pgtk.overrideAttrs (
+          oldAttrs: {
+            NIX_CFLAGS_COMPILE = builtins.toString oldAttrs.NIX_CFLAGS_COMPILE or "" + "-march=native -O3";
+          }
+        )
+      else pkgs.emacs30-pgtk;
 
     # By default emacsWithPackagesFromUsePackage will only pull in
     # packages with `:ensure`, `:ensure t` or `:ensure <package name>`.
@@ -60,8 +64,8 @@
     # Optionally provide extra packages not in the configuration file.
     # This can also include extra executables to be run by Emacs (linters,
     # language servers, formatters, etc)
-    extraEmacsPackages = epkgs:
-      (with pkgs; [
+    extraEmacsPackages = epkgs: (with pkgs;
+      [
         #nerd-fonts.jetbrains-mono
         #jetbrains-mono
         unzip
@@ -69,25 +73,27 @@
         imagemagick
         fontconfig
         freetype
-	ripgrep
-	vips
-	ffmpegthumbnailer
-	mediainfo
-	p7zip
-	epub-thumbnailer
-	poppler-utils
-	gzip
-	gnutar
-      ] ++ (with epkgs;[
+        ripgrep
+        vips
+        ffmpegthumbnailer
+        mediainfo
+        p7zip
+        epub-thumbnailer
+        poppler-utils
+        gzip
+        gnutar
+      ]
+      ++ (with epkgs; [
         tree-sitter
         tree-sitter-langs
         treesit-grammars.with-all-grammars
-	el-easydraw
-      ]) ++ lib.optionals (withLsps) [ 
-	csharp-ls
-	clang-tools
-	cmake-language-server 
-	nil
+        el-easydraw
+      ])
+      ++ lib.optionals withLsps [
+        csharp-ls
+        clang-tools
+        cmake-language-server
+        nil
       ]);
 
     # Optionally override derivations.