diff --git a/src/js/plugin/instances.js b/src/js/plugin/instances.js
index 7ab4270..0236097 100644
--- a/src/js/plugin/instances.js
+++ b/src/js/plugin/instances.js
@@ -35,6 +35,7 @@ function Instance(element) {
 
   i.scrollbarXRail = d.appendTo(d.e('div', 'ps-scrollbar-x-rail'), element);
   i.scrollbarX = d.appendTo(d.e('div', 'ps-scrollbar-x'), i.scrollbarXRail);
+  i.scrollbarX.setAttribute('tabindex', 0);
   i.scrollbarXActive = null;
   i.scrollbarXWidth = null;
   i.scrollbarXLeft = null;
@@ -51,6 +52,7 @@ function Instance(element) {
 
   i.scrollbarYRail = d.appendTo(d.e('div', 'ps-scrollbar-y-rail'), element);
   i.scrollbarY = d.appendTo(d.e('div', 'ps-scrollbar-y'), i.scrollbarYRail);
+  i.scrollbarY.setAttribute('tabindex', 0);
   i.scrollbarYActive = null;
   i.scrollbarYHeight = null;
   i.scrollbarYTop = null;