diff --git a/dk-modules/sample/src/main/java/org/dromara/sample/wayline/service/impl/WaylineFileServiceImpl.java b/dk-modules/sample/src/main/java/org/dromara/sample/wayline/service/impl/WaylineFileServiceImpl.java
index 7579d6f..028018c 100644
--- a/dk-modules/sample/src/main/java/org/dromara/sample/wayline/service/impl/WaylineFileServiceImpl.java
+++ b/dk-modules/sample/src/main/java/org/dromara/sample/wayline/service/impl/WaylineFileServiceImpl.java
@@ -331,6 +331,7 @@ public class WaylineFileServiceImpl implements IWaylineFileService {
                             .collect(Collectors.joining(",")))
                     .favorited(file.getFavorited())
                     .sign(file.getSign())
+                    .deviceSn(file.getDeviceSns().get(0))
                     .build();
         }