fix wechat issue (#1293)
fix wechat issue (#1293)


Kellel/alertmanager,GoogleCloudPlatform/alertmanager,Kellel/alertmanager,prometheus/alertmanager,GoogleCloudPlatform/alertmanager,GoogleCloudPlatform/alertmanager,GoogleCloudPlatform/alertmanager,prometheus/alertmanager,prometheus/alertmanager,prometheus/alertmanager,Kellel/alertmanager