diff --git a/market/v1/msg.proto b/market/v1/msg.proto
index 5c8ffa9..f65a669 100644
--- a/market/v1/msg.proto
+++ b/market/v1/msg.proto
@@ -60,7 +60,8 @@ message MarketOrderList {
 
 message NewMarketReq{
   auth.v1.InternalIAM iam = 1;
-  wallet.v1.Asset asset = 2;
+  // wallet.v1.Asset asset = 2;
+  int64 asset_id = 2;
   double amount = 3;
   double unit_price = 4;
   MarketOrderSide side = 5;