diff --git a/doc/index.html b/doc/index.html
index eade8a0..52f4afb 100644
--- a/doc/index.html
+++ b/doc/index.html
@@ -303,6 +303,10 @@ filter = tiny.requireAll("image", tiny.rejectAny("Player", "Enemy"))
     from the System.</li>
     <li><code>function system:onModify(dt)</code> - Called when the System is modified by
     adding or removing Entities from the System.</li>
+    <li><code>function system:onAddToWorld(world)</code> - Called when the System is added
+    to the World, before any entities are added to the system.</li>
+    <li><code>function system:onRemoveFromWorld(world)</code> - Called when the System is
+    removed from the world, after all Entities are removed from the System.</li>
 </ul>
 
 <p> For Filters, it is convenient to use <a href="index.html#tiny.requireAll">tiny.requireAll</a> or <a href="index.html#tiny.requireAny">tiny.requireAny</a>,
@@ -678,7 +682,7 @@ end
 </div> <!-- id="main" -->
 <div id="about">
 <i>generated by <a href="http://github.com/stevedonovan/LDoc">LDoc 1.4.3</a></i>
-<i style="float:right;">Last updated 2015-08-27 13:33:09 </i>
+<i style="float:right;">Last updated 2015-09-08 16:29:08 </i>
 </div> <!-- id="about" -->
 </div> <!-- id="container" -->
 </body>