diff --git a/2.3.2/index.html b/2.3.2/index.html
index a4c06796e..5bea42d49 100644
--- a/2.3.2/index.html
+++ b/2.3.2/index.html
@@ -101,10 +101,7 @@
       </li>
     </ul>
 
-    <div class="treehouse">
-      <script type="text/javascript" src="http://cdn.buysellads.com/ac/adv.js" class="bsaPROrocks" id="bsap_298" data-serve="C6SI4KT" data-placement="bootstrap-130x100"></script>
-      <span class="treehouse-text">Live your dreams. Love your job. Learn in-demand tech skills at <a class="treehouse-link" href="http://srv.buysellads.com/direct/click/track/yes/x/G6NDC27ICWAI62JYCEALYK7UCKBILKJLCA7IL">Treehouse</a>.</span>
-    </div>
+    <div id="carbonads-container"><div class="carbonad"><div id="azcarbon"></div><script type="text/javascript">var z = document.createElement("script"); z.type = "text/javascript"; z.async = true; z.src = "http://engine.carbonads.com/z/32341/azcarbon_2_1_0_HORIZDARK"; var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(z, s);</script></div></div>
   </div>
 </div>