diff --git a/static/countdown.js b/static/countdown.js
index fc79cda..73f663f 100644
--- a/static/countdown.js
+++ b/static/countdown.js
@@ -1,8 +1,7 @@
 (function(){
 
   document.querySelectorAll('[data-countdown-to]').forEach(function(el) {
-    var parent  = el.parentNode
-      , expires = +el.dataset.countdownTo
+    var expires = +el.dataset.countdownTo
 
     function update() {
       var left = expires - (+new Date()/1000|0)