diff --git a/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/shopimpl/TbShopTableServiceImpl.java b/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/shopimpl/TbShopTableServiceImpl.java
index c828bf3c..fcfe737c 100644
--- a/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/shopimpl/TbShopTableServiceImpl.java
+++ b/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/shopimpl/TbShopTableServiceImpl.java
@@ -3465,8 +3465,9 @@ public class TbShopTableServiceImpl implements TbShopTableService {
         }
 
         if (currentSeatFee != null && targetSeatFee != null) {
-            targetSeatFee.setNumber(currentSeatFee.getNumber().add(targetSeatFee.getNumber()));
-            targetSeatFee.setTotalNumber(currentSeatFee.getTotalNumber().add(targetSeatFee.getTotalNumber()));
+            BigDecimal newNum = currentSeatFee.getNumber().add(targetSeatFee.getNumber()).compareTo(BigDecimal.valueOf(shopTable.getMaxCapacity())) > 0 ? BigDecimal.valueOf(shopTable.getMaxCapacity()) : currentSeatFee.getNumber().add(targetSeatFee.getNumber());
+            targetSeatFee.setNumber(newNum);
+            targetSeatFee.setTotalNumber(newNum);
             targetSeatFee.setTotalAmount(targetSeatFee.getSalePrice().multiply(targetSeatFee.getTotalNumber()));
             mpCashierCartService.updateById(targetSeatFee);
             mpCashierCartService.removeById(currentSeatFee.getId());