diff --git a/event_smart/src/main/java/com/njcn/gather/event/transientes/service/impl/LargeScreenCountServiceImpl.java b/event_smart/src/main/java/com/njcn/gather/event/transientes/service/impl/LargeScreenCountServiceImpl.java
index 6116e4a8..a102a3c2 100644
--- a/event_smart/src/main/java/com/njcn/gather/event/transientes/service/impl/LargeScreenCountServiceImpl.java
+++ b/event_smart/src/main/java/com/njcn/gather/event/transientes/service/impl/LargeScreenCountServiceImpl.java
@@ -356,7 +356,7 @@ public class LargeScreenCountServiceImpl implements LargeScreenCountService {
             //获取对应监测点id
             if(!CollectionUtils.isEmpty(noticeDept)){
                 List<PqsDeptsline> noticeLine = pqsDeptslineService.lambdaQuery().in(PqsDeptsline::getDeptsIndex, noticeDept).eq(PqsDeptsline::getSystype, sysTypeZt).list();
-                noticeLineIds = noticeLine.stream().map(PqsDeptsline::getLineIndex).collect(Collectors.toList());
+                noticeLineIds = noticeLine.stream().map(PqsDeptsline::getLineIndex).distinct().collect(Collectors.toList());
             }
 
         }