diff --git a/src/components/menu/menu.ts b/src/components/menu/menu.ts
index 06575ca07..ab77000b0 100644
--- a/src/components/menu/menu.ts
+++ b/src/components/menu/menu.ts
@@ -89,7 +89,7 @@ export default class SlMenu extends LitElement {
     if (['ArrowDown', 'ArrowUp', 'Home', 'End'].includes(event.key)) {
       const items = this.getItems();
       const selectedItem = this.getActiveItem();
-      let index = selectedItem ? items.findIndex(item => item === selectedItem) : 0;
+      let index = selectedItem ? items.indexOf(selectedItem) : 0;
 
       if (items.length) {
         event.preventDefault();