diff --git a/src/controllers/CardController.ts b/src/controllers/CardController.ts
index 903fad2..9da9f14 100644
--- a/src/controllers/CardController.ts
+++ b/src/controllers/CardController.ts
@@ -158,7 +158,7 @@ export default class CardController extends BaseController {
       }
     }
     let record = await BagItem.findOne({accountid, itemid})
-    if (!record || record.count < count) {
+    if (!record || record.count < itemInfo[0].count) {
       throw new ZError(105, '解锁物品数量不足')
     }
     const items: ItemInfo[]  = []
@@ -234,7 +234,7 @@ export default class CardController extends BaseController {
     }
     await BagItem.addItems(accountid, itemToSave)
     await account.save()
-    record.count -= count
+    record.count -= itemInfo[0].count
     await record.save()
     return results
   }