diff --git a/js/docs.js b/js/docs.js
index 964974b913..0d22150d09 100644
--- a/js/docs.js
+++ b/js/docs.js
@@ -9,10 +9,9 @@ $("#menu-toggle").click(function(e) {
         $("#wrapper").toggleClass("toggled");
     });
 
-var $body   = $(document.body);
 var navHeight = $('.navbar').outerHeight(true) + 10;
 
-$body.scrollspy({
+$(document.body).scrollspy({
 	target: '#leftCol',
 	offset: navHeight
 });