diff --git a/ruoyi-admin/src/main/java/org/dromara/web/device/iot/DeviceCtlDto.java b/ruoyi-admin/src/main/java/org/dromara/web/device/iot/DeviceCtlDto.java
index 21063b428..7b66e1af2 100644
--- a/ruoyi-admin/src/main/java/org/dromara/web/device/iot/DeviceCtlDto.java
+++ b/ruoyi-admin/src/main/java/org/dromara/web/device/iot/DeviceCtlDto.java
@@ -15,7 +15,7 @@ import java.io.Serializable;
 @Data
 public class DeviceCtlDto implements Serializable {
 
-    private String method;
+    private String method = "method";
     private Params params;
     private Boolean persistent = false;
     private Integer timeout = 5000;