diff --git a/flake.nix b/flake.nix
index c26c8a9..90c5be2 100644
--- a/flake.nix
+++ b/flake.nix
@@ -14,6 +14,7 @@
       devShells.default = pkgs.mkShell {
         buildInputs = with pkgs; [
           bun
+          prettier
         ];
       };
     });