diff --git a/monitor.php b/monitor.php
index ead5f9a..bee2426 100644
--- a/monitor.php
+++ b/monitor.php
@@ -27,7 +27,7 @@ const RECEIVE_GAP_LIMIT_SEC = 60;
 // SKT T world "잔여기본통화 정보" 기준 현재월 누적값.
 // carrier_total_bytes / meter_adjusted_bytes 로 보정 배율을 역산해 로컬 송수신 계측값에 적용한다.
 const DATA_CURRENT_BILLING_USAGE_BYTES = [
-    '2026-06' => ['total_bytes' => 26937856, 'meter_adjusted_bytes' => 13240579, 'included_bytes' => 104857600, 'coupon_registered_at' => null],
+    '2026-06' => ['total_bytes' => 56006144, 'meter_adjusted_bytes' => 26668910, 'included_bytes' => 104857600, 'coupon_registered_at' => null],
 ];
 
 function car_db(): PDO