diff --git a/lib/default.nix b/lib/default.nix
index b5a334e..232b5b1 100644
--- a/lib/default.nix
+++ b/lib/default.nix
@@ -293,6 +293,7 @@ in rec {
       pkgs.alejandra
       pkgs.black
       pkgs.eslint_d
+      pkgs.nixfmt
       pkgs.nodePackages.prettier
       pkgs.stylua