diff --git a/assets/locales/en/messages.json b/assets/locales/en/messages.json
index 74fe10d..b56e67d 100644
--- a/assets/locales/en/messages.json
+++ b/assets/locales/en/messages.json
@@ -72,7 +72,7 @@
     "message": "Local reader"
   },
   "updateNotification": {
-    "message": "Update notification"
+    "message": "Extension update notification"
   },
   "notificationsAndReminders": {
     "message": "Badge reminder"
diff --git a/assets/locales/zh_CN/messages.json b/assets/locales/zh_CN/messages.json
index 95cd5fc..dee34d6 100644
--- a/assets/locales/zh_CN/messages.json
+++ b/assets/locales/zh_CN/messages.json
@@ -72,7 +72,7 @@
     "message": "本地阅读器"
   },
   "updateNotification": {
-    "message": "更新通知"
+    "message": "扩展更新通知"
   },
   "notificationsAndReminders": {
     "message": "角标提醒"