diff --git a/user_guide/installation/upgrade_201.html b/user_guide/installation/upgrade_201.html
index 6c423d8..879067c 100644
--- a/user_guide/installation/upgrade_201.html
+++ b/user_guide/installation/upgrade_201.html
@@ -82,7 +82,7 @@
 <p>to use either a / or <kbd>base_url()</kbd>:</p>
 
 <code>echo form_open('/'); //&lt;form action="http://example.com/index.php/" method="post" accept-charset="utf-8"><br/>
-echo form_open('/'); //&lt;form action="http://example.com/" method="post" accept-charset="utf-8"></code>
+echo form_open(base_url()); //&lt;form action="http://example.com/" method="post" accept-charset="utf-8"></code>
 
 </div>
 <!-- END CONTENT -->