diff --git a/game-server/app/servers/activity/handler/groupShopHandler.ts b/game-server/app/servers/activity/handler/groupShopHandler.ts
index 219345dad..8ea7b84dc 100644
--- a/game-server/app/servers/activity/handler/groupShopHandler.ts
+++ b/game-server/app/servers/activity/handler/groupShopHandler.ts
@@ -127,7 +127,7 @@ export class GroupShopHandler {
                 if(!item) continue;
                 let nextDiscount = item.getCurDiscount();
                 // 推送频道
-                await sendMessageToGroupShopWithSuc(PUSH_ROUTE.GROUP_SHOP_UPDATE, { activityId: activityData.activityId, itemId, sum: item.sum, curDiscount: nextDiscount });
+                await sendMessageToGroupShopWithSuc(PUSH_ROUTE.GROUP_SHOP_UPDATE, { activityId: activityData.activityId, itemId: item.itemId, sum: item.sum, curDiscount: nextDiscount });
             }
         }
         let playerData = await getGroupShopDataShow(activities[0].activityId, roleId);