added autoload of models to update instructions
diff --git a/user_guide/installation/upgrade_160.html b/user_guide/installation/upgrade_160.html
index 950e218..8c896b7 100644
--- a/user_guide/installation/upgrade_160.html
+++ b/user_guide/installation/upgrade_160.html
@@ -80,8 +80,20 @@
<h2>Step 2: Add time_to_update to your config.php </h2>
<p>Add the following to system/application/config/config.php with the other session configuration options</p>
<p><code>$config['sess_time_to_update'] = 300;</code></p>
-
-<h2>Step 3: Add to your database.php </h2>
+<h2>Step 3: Add $autoload['model']</h2>
+<p>Add the following to system/application/autoload.php</p>
+<p><code> /*<br />
+ | -------------------------------------------------------------------<br />
+ | Auto-load Model files<br />
+ | -------------------------------------------------------------------<br />
+ | Prototype:<br />
+ |<br />
+ | $autoload['model'] = array('my_model');<br />
+ |<br />
+ */<br />
+ <br />
+ $autoload['model'] = array();</code></p>
+<h2>Step 4: Add to your database.php </h2>
<p>Make the following changes to your system/application/config/database.php file:</p>
<p>Add the following variable above the database configuration options, with <dfn>$active_group</dfn></p>
<p><code>$active_record = TRUE;</code></p>
@@ -91,7 +103,7 @@
<p><code>$db['default']['char_set'] = "utf8";<br />
$db['default']['dbcollat'] = "utf8_general_ci";</code></p>
-<h2>Step 4: Update your user guide</h2>
+<h2>Step 5: Update your user guide</h2>
<p>Please also replace your local copy of the user guide with the new version.</p>
</div>