diff --git a/examples/disclosure/js/disclosureButton.js b/examples/disclosure/js/disclosureButton.js
index cfcd0ec40f..5f24af27e9 100644
--- a/examples/disclosure/js/disclosureButton.js
+++ b/examples/disclosure/js/disclosureButton.js
@@ -26,7 +26,6 @@ var ButtonExpand = function (domNode) {
 
 ButtonExpand.prototype.init = function () {
 
-  this.domNode.tabIndex = 0;
   this.controlledNode = false;
 
   var id = this.domNode.getAttribute('aria-controls');