diff --git a/packages/ui/certd-client/src/views/certd/pipeline/pipeline/component/notification-form/pi-notification-form-email.vue b/packages/ui/certd-client/src/views/certd/pipeline/pipeline/component/notification-form/pi-notification-form-email.vue
index 358ed0a4..03aef201 100644
--- a/packages/ui/certd-client/src/views/certd/pipeline/pipeline/component/notification-form/pi-notification-form-email.vue
+++ b/packages/ui/certd-client/src/views/certd/pipeline/pipeline/component/notification-form/pi-notification-form-email.vue
@@ -11,6 +11,7 @@
           mode: 'tags',
           open: false
         },
+        helper: '输入你的收件邮箱地址，支持多个邮箱',
         rules: [{ required: true, message: '此项必填' }]
       }"
     />