fix(review)

diff --git a/js/src/tab.js b/js/src/tab.js
index 7d18a4d829b6c462b9623239aaf1e08f03e767fb..df3cc45b7d00582072533d3b0d3dc51246aecb84 100644 (file)
--- a/js/src/tab.js
+++ b/js/src/tab.js
@@ -233,6 +233,7 @@ class Tab extends BaseComponent {
 
     toggle(SELECTOR_DROPDOWN_TOGGLE, CLASS_NAME_ACTIVE)
     toggle(SELECTOR_DROPDOWN_MENU, CLASS_NAME_SHOW)
+    outerElem.setAttribute('aria-expanded', open)
   }
 
   _setAttributeIfNotExists(element, attribute, value) {