diff --git a/ruoyi-admin/src/main/java/com/ruoyi/busi/service/impl/BusiNoticeSignServiceImpl.java b/ruoyi-admin/src/main/java/com/ruoyi/busi/service/impl/BusiNoticeSignServiceImpl.java
index 2ab35ac..e6670ee 100644
--- a/ruoyi-admin/src/main/java/com/ruoyi/busi/service/impl/BusiNoticeSignServiceImpl.java
+++ b/ruoyi-admin/src/main/java/com/ruoyi/busi/service/impl/BusiNoticeSignServiceImpl.java
@@ -20,6 +20,7 @@ import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.ruoyi.busi.mapper.BusiNoticeSignMapper;
 import com.ruoyi.busi.domain.BusiNoticeSign;
 import com.ruoyi.busi.service.IBusiNoticeSignService;
+import org.springframework.transaction.annotation.Transactional;
 
 import javax.annotation.Resource;
 
@@ -49,6 +50,7 @@ public class BusiNoticeSignServiceImpl extends ServiceImpl<BusiNoticeSignMapper,
      * @param appNoticeSign 报名实体
      */
     @Override
+    @Transactional(rollbackFor = Exception.class)
     public void userSign(AppNoticeSign appNoticeSign) throws Exception {
         LoginUser loginUser = SecurityUtils.getLoginUser();
         //当前用户是否已报名该通告