diff --git a/modules/darwin/nix.nix b/modules/darwin/nix.nix
index 4a9a361..89aa2d3 100644
--- a/modules/darwin/nix.nix
+++ b/modules/darwin/nix.nix
@@ -4,26 +4,6 @@
   # auto upgrade nix package and the daemon service.
   services.nix-daemon.enable = true;
 
-  # enable the linux builder
-  nix.linux-builder = {
-    enable = true;
-    package = pkgs.darwin.linux-builder-x86_64;
-    ephemeral = true;
-    maxJobs = 4;
-    config = {
-      virtualisation = {
-        darwin-builder = {
-          diskSize = 40 * 1024;
-          memorySize = 8 * 1024;
-        };
-        cores = 6;
-      };
-    };
-  };
-
-  # enable trusted users
-  nix.settings.trusted-users = [ "@admin" ];
-
   # nix auto garbage collection
   nix.gc = {
     automatic = true;