Fix accessible aria activedescendant attribute
@@ -1486,6 +1486,9 @@ the specific language governing permissions and limitations under the Apache Lic
this.clearSearch();
this.search.removeClass("select2-active");
+
+ // Remove the aria active descendant for highlighted element
+ this.search.removeAttr("aria-activedescendant");
this.opts.element.trigger($.Event("select2-close"));
},