diff --git a/src/transaction/transaction.service.ts b/src/transaction/transaction.service.ts
index c4744f4..6d87697 100644
--- a/src/transaction/transaction.service.ts
+++ b/src/transaction/transaction.service.ts
@@ -1164,7 +1164,8 @@ export class TransactionService {
     } else {
       const response = callback['message'];
       const responseBaru = response.split(' ');
-      dataTransaction.seri_number = responseBaru[9];
+      dataTransaction.seri_number =
+        responseBaru[10].length > 1 ? responseBaru[10] : responseBaru[9];
     }
     dataTransaction.callback_json = callback;