diff --git a/lib/components/others/notification/plugin.js b/lib/components/others/notification/plugin.js
index e5ba98a..79b9a5d 100644
--- a/lib/components/others/notification/plugin.js
+++ b/lib/components/others/notification/plugin.js
@@ -4,7 +4,7 @@ import Timer from '../../utils/timer'
 import WrapperComponent from './NotificationWrapper'
 
 const timeout = 5000
-const notifications = []
+const notifications = Vue.observable([])
 
 export default function (ctx, inject) {
   if (process.server) return false