diff --git a/detection/src/main/java/com/njcn/gather/detection/service/impl/PreDetectionServiceImpl.java b/detection/src/main/java/com/njcn/gather/detection/service/impl/PreDetectionServiceImpl.java
index 62455757..10c02d9a 100644
--- a/detection/src/main/java/com/njcn/gather/detection/service/impl/PreDetectionServiceImpl.java
+++ b/detection/src/main/java/com/njcn/gather/detection/service/impl/PreDetectionServiceImpl.java
@@ -334,6 +334,7 @@ public class PreDetectionServiceImpl implements PreDetectionService {
         SourceInitialize sourceParam = pqSourceService.getSourceInitializeParam(param.getSourceId());
         PreDetectionParam preDetectionParam = new PreDetectionParam();
         preDetectionParam.setSourceId(sourceParam.getSourceId());
+        preDetectionParam.setSourceName(sourceParam.getSourceId());
         preDetectionParam.setUserPageId(param.getUserPageId());
         CnSocketUtil.quitSendSource(preDetectionParam);
         WebServiceManager.removePreDetectionParam();