diff --git a/docs/less.html b/docs/less.html
index c5fb46ca689e3a8db21c06a5568a505f7d3e1af2..e1de9fcc4839a4bd0058e7a3cd68f2bd1f7d8c32 100644
--- a/docs/less.html
+++ b/docs/less.html
@@ -431,7 +431,7 @@
     <p>Use this option to make full use of Bootstrap’s Less variables, mixins, and nesting in CSS via javascript in your browser.</p>
 <pre class="prettyprint linenums">
 &lt;link rel="stylesheet/less" href="less/bootstrap.less" media="all" /&gt;
-&lt;script src="js/less-1.1.3.min.js"&gt;&lt;/script&gt;</pre>
+&lt;script src="js/less-1.2.1.min.js"&gt;&lt;/script&gt;</pre>
 <p>Not feeling the .js solution? <a href="http://incident57.com/less" target="_blank">Try the Less Mac app</a> or <a href="http://lesscss.org/#-client-side-usage" target="_blank">use Node.js</a> to compile when you deploy your code.</p>
 
     <h2>What’s included</h2>
diff --git a/docs/templates/pages/less.mustache b/docs/templates/pages/less.mustache
index ea7058fd9b6e36a93657454bd425fc8d497a8f85..ff52970b2c90c9ed20c093cd25ea525f5bd82456 100644
--- a/docs/templates/pages/less.mustache
+++ b/docs/templates/pages/less.mustache
@@ -371,7 +371,7 @@
     <p>{{_i}}Use this option to make full use of Bootstrap’s Less variables, mixins, and nesting in CSS via javascript in your browser.{{/i}}</p>
 <pre class="prettyprint linenums">
 &lt;link rel="stylesheet/less" href="less/bootstrap.less" media="all" /&gt;
-&lt;script src="js/less-1.1.3.min.js"&gt;&lt;/script&gt;</pre>
+&lt;script src="js/less-1.2.1.min.js"&gt;&lt;/script&gt;</pre>
 <p>{{_i}}Not feeling the .js solution? <a href="http://incident57.com/less" target="_blank">Try the Less Mac app</a> or <a href="http://lesscss.org/#-client-side-usage" target="_blank">use Node.js</a> to compile when you deploy your code.{{/i}}</p>
 
     <h2>{{_i}}What’s included{{/i}}</h2>
diff --git a/docs/upgrading.html b/docs/upgrading.html
index 1be32c676fd6f9edb522f3d36bfb85cae3549d89..5c480f7042c945e10f43bcadd1bb514f4ebb5564 100644
--- a/docs/upgrading.html
+++ b/docs/upgrading.html
@@ -135,6 +135,12 @@
       <li>Pills now have dropdown menu support (they share the same markup and styles as tabs)</li>
     </ul>
   </li>
+  <li>Update Less.js
+    <ul>
+      <li>Make sure to use to the current release of <a href="http://lesscss.org/">less.js</a> </li>
+    </ul>
+  </li>
+      
 </ul>
 <!--
   <li>