diff --git a/root-cloud-event/src/main/java/com/qniao/iot/rc/RootCloudIotDataReceiptedEvent.java b/root-cloud-event/src/main/java/com/qniao/iot/rc/RootCloudIotDataReceiptedEvent.java
index fb138f3..05ed043 100644
--- a/root-cloud-event/src/main/java/com/qniao/iot/rc/RootCloudIotDataReceiptedEvent.java
+++ b/root-cloud-event/src/main/java/com/qniao/iot/rc/RootCloudIotDataReceiptedEvent.java
@@ -165,6 +165,8 @@ public class RootCloudIotDataReceiptedEvent implements Serializable {
 
     private Online __online__;
 
+    private String __thingName__;
+
     @Data
     public static class Online{
         private boolean connected;