diff --git a/docs/hyperscript.md b/docs/hyperscript.md
index 7c66c5a8..35b09432 100644
--- a/docs/hyperscript.md
+++ b/docs/hyperscript.md
@@ -248,7 +248,7 @@ Hook                          | Description
 `onupdate(vnode)`             | Runs every time a redraw occurs while the DOM element is attached to the document
 `onbeforeremove(vnode, done)` | Runs before a DOM element is removed from the document, and only triggers the actual removal of the DOM element when the `done` callback is called. This method is only triggered on the element that is detached from its parent DOM element, but not on its child elements.
 `onremove(vnode)`             | Runs before a DOM element is removed from the document. If a `onbeforeremove` hook is defined, `onremove` is called after `done` is called. This method is triggered on the element that is detached from its parent element, and all of its children
-`shouldUpdate(vnode, old)`    | Runs before `onupdate` and if it returns `true`, it prevents a diff for the element and all of its children
+`shouldUpdate(vnode, old)`    | Runs before `onupdate` and if it returns `false`, it prevents a diff for the element and all of its children
 
 To learn more about lifecycle methods, [see the lifecycle methods page](lifecycle-methods.md).