diff --git a/modules/darwin/system.nix b/modules/darwin/system.nix
index f9296ccc..4cca1143 100644
--- a/modules/darwin/system.nix
+++ b/modules/darwin/system.nix
@@ -19,6 +19,8 @@
   # Add ability to used TouchID for sudo authentication
   security.pam.enableSudoTouchIdAuth = true;
 
+  time.timeZone = "Asia/Shanghai";
+
   system = {
     # activationScripts are executed every time you boot the system or run `nixos-rebuild` / `darwin-rebuild`.
     activationScripts.postUserActivation.text = ''