diff --git a/api/app/lib/schedule/alarms_push.js b/api/app/lib/schedule/alarms_push.js
index 553c947..356d097 100644
--- a/api/app/lib/schedule/alarms_push.js
+++ b/api/app/lib/schedule/alarms_push.js
@@ -284,7 +284,7 @@ module.exports = function (app, opts) {
                               let deviceCountRes =
                                  strucThingId.length ?
                                     await clickHouse.iot.query(`
-                                          SELECT count(DeviceId) AS count FROM Device WHERE ThingId IN (${strucThingId.map(t => `'${t}'`).join(',')}, '-1')
+                                          SELECT count(id) AS count FROM Device WHERE thingId IN (${strucThingId.map(t => `'${t}'`).join(',')}, '-1')
                                        `).toPromise()
                                     : []
                               deviceCount = deviceCountRes.length ? deviceCountRes[0].count : 0