diff --git a/intc-modules/intc-iot/src/main/java/com/intc/iot/handler/DeviceDataHandler.java b/intc-modules/intc-iot/src/main/java/com/intc/iot/handler/DeviceDataHandler.java
index 3f2a6ab..f4b1095 100644
--- a/intc-modules/intc-iot/src/main/java/com/intc/iot/handler/DeviceDataHandler.java
+++ b/intc-modules/intc-iot/src/main/java/com/intc/iot/handler/DeviceDataHandler.java
@@ -145,6 +145,7 @@ public class DeviceDataHandler {
     private static final int WARN_TYPE_TEMPERATURE = 2;       // 温度
     private static final int WARN_TYPE_BATTERY = 2;           // 电池电量
     private static final int WARN_TYPE_OFFLINE = 2;           // 设备离线
+    private static final int WARN_TYPE_DEADLINE = 1;           // 设备到期
     private static final int WARN_TYPE_CONTROLLER = 3;        // 控制器告警
     private static final int WARN_TYPE_SWITCH = 4;            // 开关告警
 
@@ -1440,7 +1441,7 @@ public class DeviceDataHandler {
             // 告警消息内容
             String warnMsg = String.format("%s(%s)服务即将到期，剩余不到%d小时，请及时续费",
                 displayDeviceName, deviceName, Math.max(remainingHours, 1));
-            MessageWarn warn = createMessageWarn(deviceId, userId, pondName, ALARM_TYPE_DEVICE_EXPIRATION, WARN_TYPE_OFFLINE, warnMsg);
+            MessageWarn warn = createMessageWarn(deviceId, userId, pondName, ALARM_TYPE_DEVICE_EXPIRATION, WARN_TYPE_DEADLINE, warnMsg);
             messageWarnMapper.insert(warn);
 
             // 创建通知记录（为每个手机号 × 重试次数）