diff --git a/wallet_message.proto b/wallet_message.proto
index 3261160..40a7738 100644
--- a/wallet_message.proto
+++ b/wallet_message.proto
@@ -361,7 +361,7 @@ message CalculateRedeemTokenRes {
   optional authorization.BankInfo bank_info = 7;
 }
 message RedeemTokenRes {
-  int64 id = 1;
+  uint64 id = 1;
   int64 user_id = 2;
   Asset asset = 3;
   double free_balance = 4;