diff --git a/jupyter/flake.nix b/jupyter/flake.nix
index ad83ceb..04c8045 100644
--- a/jupyter/flake.nix
+++ b/jupyter/flake.nix
@@ -3,23 +3,26 @@
 
   inputs.nixpkgs.url = "https://flakehub.com/f/NixOS/nixpkgs/0.1.*.tar.gz";
 
-  outputs = {
-    self,
-    nixpkgs,
-  }: let
-    supportedSystems = ["x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin"];
-    forEachSupportedSystem = f:
-      nixpkgs.lib.genAttrs supportedSystems (system:
-        f {
-          pkgs = import nixpkgs {inherit system;};
-        });
-  in {
-    devShells = forEachSupportedSystem ({pkgs}: {
-      default = pkgs.mkShell {
-        packages = with pkgs;
-          [python311 jupyter virtualenv]
-          ++ (with pkgs.python312Packages; [pip jupyter pandas numpy matplotlib]);
-      };
-    });
-  };
+  outputs =
+    { self
+    , nixpkgs
+    ,
+    }:
+    let
+      supportedSystems = [ "x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin" ];
+      forEachSupportedSystem = f:
+        nixpkgs.lib.genAttrs supportedSystems (system:
+          f {
+            pkgs = import nixpkgs { inherit system; };
+          });
+    in
+    {
+      devShells = forEachSupportedSystem ({ pkgs }: {
+        default = pkgs.mkShell {
+          packages = with pkgs;
+            [ python312 jupyter virtualenv ]
+            ++ (with pkgs.python312Packages; [ pip jupyter pandas numpy matplotlib ]);
+        };
+      });
+    };
 }