diff --git a/modules/nixos/nix/default.nix b/modules/nixos/nix/default.nix
index 4e81944..7ce6e00 100644
--- a/modules/nixos/nix/default.nix
+++ b/modules/nixos/nix/default.nix
@@ -22,8 +22,8 @@ in {
 
   config = mkIf cfg.enable {
     environment.systemPackages = with pkgs; [
-      alejandra
       nix-prefetch
+      nixfmt-rfc-style
     ];
 
     nix = let
diff --git a/modules/nixos/suites/utils/default.nix b/modules/nixos/suites/utils/default.nix
index ba6460a..4d62f3b 100644
--- a/modules/nixos/suites/utils/default.nix
+++ b/modules/nixos/suites/utils/default.nix
@@ -16,7 +16,6 @@ in {
   config = mkIf cfg.enable {
     environment.systemPackages =
       (with pkgs; [
-        alejandra
         bat
         bind # for dig
         curl
@@ -29,6 +28,7 @@ in {
         jq
         killall
         lsof
+        nixfmt-rfc-style
         pre-commit
         progress
         python3