diff --git a/ruoyi-modules/hw-business/src/main/java/com/ruoyi/business/service/impl/HwDeviceServiceImpl.java b/ruoyi-modules/hw-business/src/main/java/com/ruoyi/business/service/impl/HwDeviceServiceImpl.java
index ba88544..254f7fe 100644
--- a/ruoyi-modules/hw-business/src/main/java/com/ruoyi/business/service/impl/HwDeviceServiceImpl.java
+++ b/ruoyi-modules/hw-business/src/main/java/com/ruoyi/business/service/impl/HwDeviceServiceImpl.java
@@ -570,10 +570,11 @@ public class HwDeviceServiceImpl implements IHwDeviceService {
                     .format(HwDictConstants.CONTROL_COMMAND_TOPIC_VALUE, device.getDeviceCode()));
         }
         JSONObject payloadJson = new JSONObject();
+        JSONObject paramJson = new JSONObject();
         payloadJson.put(HwDictConstants.CONTROL_COMMAND_PAYLOAD_MID_KEY, device.getDeviceCode());
         payloadJson.put(HwDictConstants.CONTROL_COMMAND_PAYLOAD_TIMESTAMP_KEY, System.currentTimeMillis() / 1000);//单位：s
         payloadJson.put(HwDictConstants.CONTROL_COMMAND_PAYLOAD_TYPE_KEY, deviceControlVo.getType());
-        payloadJson.put(HwDictConstants.CONTROL_COMMAND_PAYLOAD_PARAM_KEY, "{}");
+        payloadJson.put(HwDictConstants.CONTROL_COMMAND_PAYLOAD_PARAM_KEY, paramJson);
 
         controlCommandJson.put(HwDictConstants.CONTROL_COMMAND_TOPIC_KEY, controlCommandTopic.toString());
         controlCommandJson.put(HwDictConstants.CONTROL_COMMAND_PAYLOAD_KEY, payloadJson.toString());