vueuse
diff --git a/‎packages/shared/watchOnce/index.md
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@@ -6,6 +6,12 @@ category: Watch
 
 `watch` that only triggers once.
 
+::: tip
+
+[Once Watcher](https://vuejs.org/guide/essentials/watchers.html#once-watchers) has been added to Vue [since 3.4](https://github.com/vuejs/core/pull/9034), use `watch(watchSource, callback, { once: true })` instead on supported versions.
+
+:::
+
 ## Usage
 
 After the callback function has been triggered once, the watch will be stopped automatically.