diff --git a/server/src/features/format-time-au.ts b/server/src/features/format-time-au.ts
index 54643a1..3c6c6dd 100644
--- a/server/src/features/format-time-au.ts
+++ b/server/src/features/format-time-au.ts
@@ -2,6 +2,6 @@ import * as moment from 'moment-timezone';
 
 export function formatTimeAU(timestamp: number) {
   return moment(timestamp)
-    .tz('Australia/Sydney') // Đặt timezone
-    .format('DD/MM/YYYY, h:mm A');
+    .tz('Etc/GMT-10') // Luôn cố định UTC+10
+    .format('DD/MM/YYYY, h:mm A [AEST]');
 }