diff --git a/modules/darwin/nix/default.nix b/modules/darwin/nix/default.nix
index ea488df..50bc1b4 100644
--- a/modules/darwin/nix/default.nix
+++ b/modules/darwin/nix/default.nix
@@ -11,7 +11,7 @@ in
 {
   options.metacfg.nix = with types; {
     enable = mkBoolOpt true "Whether or not to manage nix configuration.";
-    package = mkOpt package pkgs.nixUnstable "Which nix package to use.";
+    package = mkOpt package pkgs.nix "Which nix package to use.";
   };
 
   config = mkIf cfg.enable {