diff --git a/packages/react/src/components/DataTable/stories/with-batch-actions.js b/packages/react/src/components/DataTable/stories/with-batch-actions.js
index e493658232d9..2e50fbbc9565 100644
--- a/packages/react/src/components/DataTable/stories/with-batch-actions.js
+++ b/packages/react/src/components/DataTable/stories/with-batch-actions.js
@@ -87,7 +87,7 @@ export default props => (
                 Action 3
               </TableToolbarAction>
             </TableToolbarMenu>
-            <Button onClick={action('Add new row')} small kind="primary">
+            <Button onClick={action('Add new row')} size="small" kind="primary">
               Add new
             </Button>
           </TableToolbarContent>