diff --git a/flake.nix b/flake.nix
index 52ac2bd..2498927 100644
--- a/flake.nix
+++ b/flake.nix
@@ -3,7 +3,8 @@
 
   inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
 
-  outputs = { self, nixpkgs }:
+  outputs =
+    { self, nixpkgs }:
     let
       allSystems = [
         "x86_64-linux"
@@ -11,24 +12,31 @@
         "x86_64-darwin"
         "aarch64-darwin"
       ];
-      forAllSystems = f: nixpkgs.lib.genAttrs allSystems (system: f {
-        pkgs = import nixpkgs { inherit system; };
-      });
+      forAllSystems =
+        f:
+        nixpkgs.lib.genAttrs allSystems (
+          system:
+          f {
+            pkgs = import nixpkgs { inherit system; };
+          }
+        );
     in
     {
       nixosModules.backup-helper = import ./backup.nix;
       nixosModules.default = self.nixosModules.backup-helper;
 
-      devShells = forAllSystems ({ pkgs }: {
-        default = pkgs.mkShell {
-          packages = with pkgs;
-            [
+      devShells = forAllSystems (
+        { pkgs }:
+        {
+          default = pkgs.mkShell {
+            packages = with pkgs; [
               restic
               bash
               jq
               curl
             ];
-        };
-      });
+          };
+        }
+      );
     };
 }