diff --git a/laws-module-system/src/main/java/com/jero/modules/system/service/impl/SysDepartServiceImpl.java b/laws-module-system/src/main/java/com/jero/modules/system/service/impl/SysDepartServiceImpl.java
index c34113e8..ba257b99 100644
--- a/laws-module-system/src/main/java/com/jero/modules/system/service/impl/SysDepartServiceImpl.java
+++ b/laws-module-system/src/main/java/com/jero/modules/system/service/impl/SysDepartServiceImpl.java
@@ -253,7 +253,7 @@ public class SysDepartServiceImpl extends ServiceImpl<SysDepartMapper, SysDepart
 						Collectors.mapping(SysDepart::getId, Collectors.toList())));
 
 		// 使用递归方法来收集所有子部门的ID
-		List<String> subDepIds = Collections.synchronizedList(new ArrayList<>());
+		List<String> subDepIds = Collections.synchronizedList(new ArrayList<>(Collections.singletonList(departId)));
 		collectSubDepIds(departId, childrenMap, subDepIds);
 
 		return subDepIds;