diff --git a/src/main/java/com/genersoft/iot/vmp/aiot/service/impl/AiScreenshotServiceImpl.java b/src/main/java/com/genersoft/iot/vmp/aiot/service/impl/AiScreenshotServiceImpl.java
index f8f7af61f..22fd36f5e 100644
--- a/src/main/java/com/genersoft/iot/vmp/aiot/service/impl/AiScreenshotServiceImpl.java
+++ b/src/main/java/com/genersoft/iot/vmp/aiot/service/impl/AiScreenshotServiceImpl.java
@@ -135,7 +135,8 @@ public class AiScreenshotServiceImpl implements IAiScreenshotService {
             if (!fields.containsKey("device_id")) {
                 String edgeDeviceId = proxy.getEdgeDeviceId();
                 if (edgeDeviceId != null && !edgeDeviceId.isEmpty()) {
-                fields.put("device_id", edgeDeviceId);
+                    fields.put("device_id", edgeDeviceId);
+                }
             }
         }