Cleanup of stray spaces and tabs
diff --git a/user_guide/installation/upgrade_160.html b/user_guide/installation/upgrade_160.html
index e0e987e..b6a946d 100644
--- a/user_guide/installation/upgrade_160.html
+++ b/user_guide/installation/upgrade_160.html
@@ -79,7 +79,7 @@
<h2>Step 2: Add time_to_update to your config.php </h2>
<p>Add the following to application/config/config.php with the other session configuration options</p>
-<p><code>$config['sess_time_to_update'] = 300;</code></p>
+<p><code>$config['sess_time_to_update'] = 300;</code></p>
<h2>Step 3: Add $autoload['model']</h2>
<p>Add the following to application/config/autoload.php</p>
<p><code> /*<br />