diff --git a/packages/react/src/components/ListBox/ListBoxMenu.js b/packages/react/src/components/ListBox/ListBoxMenu.js
index 8a499b7eab40..9cf637f11ec7 100644
--- a/packages/react/src/components/ListBox/ListBoxMenu.js
+++ b/packages/react/src/components/ListBox/ListBoxMenu.js
@@ -23,6 +23,7 @@ const ListBoxMenu = ({ children, id, ...rest }) => (
     id={`${id}__menu`}
     className={`${prefix}--list-box__menu`}
     role="listbox"
+    aria-multiselectable="true"
     {...rest}>
     {children}
   </div>