diff --git a/site/content/tutorial/05-events/04-component-events/text.md b/site/content/tutorial/05-events/04-component-events/text.md
index 222a292b5f..0c3eecdc03 100644
--- a/site/content/tutorial/05-events/04-component-events/text.md
+++ b/site/content/tutorial/05-events/04-component-events/text.md
@@ -18,4 +18,5 @@ Components can also dispatch events. To do so, they must create an event dispatc
 </script>
 ```
 
-> `createEventDispatcher` must be called when the component is first instantiated — you can't do it later inside e.g. a `setTimeout` callback. This links `dispatch` to the component instance.
\ No newline at end of file
+> `createEventDispatcher` must be called when the component is first instantiated — you can't do it later inside e.g. a `setTimeout` callback. This links `dispatch` to the component instance.
+> `dispatch` can only be called once the component has been mounted. It is therefore not possible to call `dispatch` from the `beforeUpdate` lifecycle.