diff --git a/viewshanghai-module-iot/viewshanghai-module-iot-biz/src/main/resources/mapper/device/IotDeviceMessageMapper.xml b/viewshanghai-module-iot/viewshanghai-module-iot-biz/src/main/resources/mapper/device/IotDeviceMessageMapper.xml
index 261ea92..2a0a10e 100644
--- a/viewshanghai-module-iot/viewshanghai-module-iot-biz/src/main/resources/mapper/device/IotDeviceMessageMapper.xml
+++ b/viewshanghai-module-iot/viewshanghai-module-iot-biz/src/main/resources/mapper/device/IotDeviceMessageMapper.xml
@@ -38,7 +38,7 @@
         USING device_message
         TAGS (#{deviceId})
         VALUES (
-            NOW, #{id}, #{reportTime}, #{tenantId},  #{serverId},
+            #{reportTime}, #{id}, #{reportTime}, #{tenantId},  #{serverId},
             #{upstream}, #{reply}, #{identifier}, #{requestId}, #{method}, 
             #{params}, #{data}, #{code}, #{msg}
         )