diff --git a/jero-boot-incoming-payment/src/main/java/com/jero/meeting/service/PayRandomCodeService.java b/jero-boot-incoming-payment/src/main/java/com/jero/meeting/service/PayRandomCodeService.java
index cd601954..4470cad3 100644
--- a/jero-boot-incoming-payment/src/main/java/com/jero/meeting/service/PayRandomCodeService.java
+++ b/jero-boot-incoming-payment/src/main/java/com/jero/meeting/service/PayRandomCodeService.java
@@ -2,6 +2,7 @@ package com.jero.meeting.service;
 
 import cn.hutool.core.util.RandomUtil;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
 import com.jero.common.constant.CommonConstant;
 import com.jero.common.exception.JeroBootException;
 import com.jero.meeting.entity.PayRandomCodeLink;
@@ -139,8 +140,14 @@ public class PayRandomCodeService extends ServiceImpl<PayRandomCodeMapper, PayRa
             throw new JeroBootException("邀请码无效");
         }else {
             if (useFlag){
+                //更新随机码状态为已使用
                 randomCodeLink.setUseFlag(CommonConstant.DEL_FLAG_1);
                 randomCodeLinkMapper.updateById(randomCodeLink);
+                //更新使用数量
+                LambdaUpdateWrapper<PayRandomCode> update = new LambdaUpdateWrapper<>();
+                update.set(PayRandomCode::getUseCount,payRandomCode.getUseCount() + 1);
+                update.eq(PayRandomCode::getRandomCodeId,payRandomCode.getRandomCodeId());
+                randomCodeMapper.update(null,update);
             }
             return guestType;
         }