diff --git a/common.nix b/common.nix
index 24c5f3a..e8f72c2 100644
--- a/common.nix
+++ b/common.nix
@@ -62,7 +62,6 @@
     # set some basic system props
     security.sudo.wheelNeedsPassword = lib.mkDefault false;
     networking.networkmanager.enable = lib.mkDefault true;
-    time.timeZone = lib.mkDefault "America/Phoenix";
 
     # package list
     environment.systemPackages = with pkgs; [