diff --git a/server/web3dbspider/services/events/factory.js b/server/web3dbspider/services/events/factory.js
index 1851b6f..90734eb 100644
--- a/server/web3dbspider/services/events/factory.js
+++ b/server/web3dbspider/services/events/factory.js
@@ -21,10 +21,10 @@ async function init() {
   await add('HERO.Transfer', 'HERO/transfer');
   await add('CHIP.Transfer', 'CHIP/transfer');
   await add('UserMinterFactory.TokenMinted', 'UserMinterFactory/activate721nft');
-  await add('BENFTMarket.SellOrder', 'BENftMarket/buy_order');
-  await add('BENFTMarket.CancelOrder', 'BENftMarket/cancel_order');
-  await add('BENFTMarket.PriceUpdate', 'BENftMarket/price_update');
-  await add('BENFTMarket.BuyOrder', 'BENftMarket/buy_order');
+  await add('BENftMarket.SellOrder', 'BENftMarket/buy_order');
+  await add('BENftMarket.CancelOrder', 'BENftMarket/cancel_order');
+  await add('BENftMarket.PriceUpdate', 'BENftMarket/price_update');
+  await add('BENftMarket.BuyOrder', 'BENftMarket/buy_order');
   await add('GameItemMall.ItemSoldOut', 'GameItemMall/item_soldout');
 }