diff --git a/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/impl/CeesWaiTeacherServiceImpl.java b/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/impl/CeesWaiTeacherServiceImpl.java
index 49881512..a69c4f45 100644
--- a/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/impl/CeesWaiTeacherServiceImpl.java
+++ b/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/impl/CeesWaiTeacherServiceImpl.java
@@ -77,7 +77,7 @@ public class CeesWaiTeacherServiceImpl extends ServiceImpl<CeesWaiTeacherMapper,
         Page<CeesWaiTeacher> page = new Page<>(pageNo, pageSize);
         IPage<CeesWaiTeacher> pageList = page(page, queryWrapper);
         Set<String> dormitoryIdList = pageList.getRecords().stream().map(CeesWaiTeacher::getDormitoryId).collect(Collectors.toSet());
-        LambdaQueryWrapper<CeesDormitoryInfo> dormitoryWrapper = Wrappers.lambdaQuery(CeesDormitoryInfo.class).in(CeesDormitoryInfo::getId, dormitoryIdList);
+        LambdaQueryWrapper<CeesDormitoryInfo> dormitoryWrapper = Wrappers.lambdaQuery(CeesDormitoryInfo.class).eq(CeesDormitoryInfo::getId, dormitoryIdList);
         List<CeesDormitoryInfo> ceesDormitoryInfos = ceesDormitoryInfoMapper.selectList(dormitoryWrapper);
         pageList.convert(e->{
             e.setDormitoryName(ceesDormitoryInfos