diff --git a/src/wechat_service.cc b/src/wechat_service.cc
index e08000a..6e58ed2 100644
--- a/src/wechat_service.cc
+++ b/src/wechat_service.cc
@@ -1584,7 +1584,6 @@ int64_t wechat::WeChatService::DoRefuseReceipt(
   memcpy(&pay_info[0x58], &transfer_id, sizeof(transfer_id));
   // memcpy(&pay_info[0xA0], &recv_id, sizeof(recv_id));
   success = do_refuse(reinterpret_cast<uint64_t>(&pay_info), reinterpret_cast<uint64_t>(&recv_id));
-
   free_pay_info(reinterpret_cast<uint64_t>(&pay_info));
   return success;
 }