diff --git a/packages/react-core/src/demos/Toolbar.md b/packages/react-core/src/demos/Toolbar.md
index 9ad7feeaf9f..6e9e67ae874 100644
--- a/packages/react-core/src/demos/Toolbar.md
+++ b/packages/react-core/src/demos/Toolbar.md
@@ -236,7 +236,7 @@ class ConsoleLogViewerToolbar extends React.Component {
       });
     };
 
-    this.onPageResize = ({ windowSize }) => {
+    this.onPageResize = (_event, { windowSize }) => {
       if (windowSize >= 1450) {
         this.setState({
           mobileView: false
diff --git a/packages/react-core/src/demos/examples/DashboardWrapper.js b/packages/react-core/src/demos/examples/DashboardWrapper.js
index 1f48967ffa2..817d719ef3c 100644
--- a/packages/react-core/src/demos/examples/DashboardWrapper.js
+++ b/packages/react-core/src/demos/examples/DashboardWrapper.js
@@ -114,7 +114,9 @@ export default class DashboardWrapper extends React.Component {
         mainContainerId={mainContainerId ? mainContainerId : 'main-content-page-layout-default-nav'}
         notificationDrawer={notificationDrawer}
         isNotificationDrawerExpanded={isNotificationDrawerExpanded}
-        {...(typeof onPageResize === 'function' && { onPageResize: (event) => onPageResize(event) })}
+        {...(typeof onPageResize === 'function' && {
+          onPageResize: (event, resizeObject) => onPageResize(event, resizeObject)
+        })}
         {...pageProps}
       >
         {hasPageTemplateTitle && PageTemplateTitle}