diff --git a/web/assets/js/model/models.js b/web/assets/js/model/models.js
index 6fa547cc..753eaa62 100644
--- a/web/assets/js/model/models.js
+++ b/web/assets/js/model/models.js
@@ -171,7 +171,7 @@ class AllSetting {
         this.tgRunTime = "";
         this.xrayTemplateConfig = "";
 
-        this.timeLocation = "Asia/Shanghai";
+        this.timeLocation = "Asia/Tehran";
 
         if (data == null) {
             return