chore: readme

yyx990803 · yyx990803 · commit 63be8b5ade10 · 2021-12-10T16:20:03.000+08:00
diff --git a/README.md b/README.md
@@ -116,7 +116,7 @@ createApp({
 
 ### Lifecycle Events
 
-You can listen to the special `vue:mounted` and `vue:unmounted` lifecycle events for each element:
+You can listen to the special `vue:mounted` and `vue:unmounted` lifecycle events for each element (the `vue:` prefixed is required in 0.4.0+):
 
 ```html
 <div
