diff --git a/src/main/java/com/chaozhanggui/system/cashierservice/service/CartService.java b/src/main/java/com/chaozhanggui/system/cashierservice/service/CartService.java
index 2be9a18..360ea06 100644
--- a/src/main/java/com/chaozhanggui/system/cashierservice/service/CartService.java
+++ b/src/main/java/com/chaozhanggui/system/cashierservice/service/CartService.java
@@ -1207,8 +1207,10 @@ public class CartService {
             if (shopUser.getIsVip() == 0) {
                 tbCashierCart.setIsMember(0);
             }else {
-                TbProductSkuWithBLOBs sku = productSkuMapper.selectByPrimaryKey(Integer.valueOf(tbCashierCart.getSkuId()));
-                tbCashierCart.setIsMember(sku.getMemberPrice() != null && sku.getMemberPrice().compareTo(BigDecimal.ZERO) > 0 ? 1 : 0);
+                if (!TableConstant.CashierCart.ID.equals(tbCashierCart.getProductId())) {
+                    TbProductSkuWithBLOBs sku = productSkuMapper.selectByPrimaryKey(Integer.valueOf(tbCashierCart.getSkuId()));
+                    tbCashierCart.setIsMember(sku.getMemberPrice() != null && sku.getMemberPrice().compareTo(BigDecimal.ZERO) > 0 ? 1 : 0);
+                }
             }
             tbCashierCart.resetTotalAmount();
             if (TableConstant.CashierCart.ID.equals(tbCashierCart.getProductId())) {