Index: wp-admin/includes/file.php
===================================================================
--- wp-admin/includes/file.php	(revision 8815)
+++ wp-admin/includes/file.php	(working copy)
@@ -551,6 +551,10 @@
 <td><input name="password" type="password" id="password" value=""<?php if( defined('FTP_PASS') ) echo ' disabled="disabled"' ?> size="40" /><?php if( defined('FTP_PASS') && !empty($password) ) echo '<em>'.__('(Password not shown)').'</em>'; ?></td>
 </tr>
 <tr valign="top">
+<th scope="row"><label for="port"><?php _e('Port') ?></label></th>
+<td><input name="port" type="port" id="port" value="21"<?php if( defined('FTP_PORT') ) echo ' disabled="disabled"' ?> size="5" /></td>
+</tr>
+<tr valign="top">
 <th scope="row"><?php _e('Connection Type') ?></th>
 <td>
 <fieldset><legend class="hidden"><?php _e('Connection Type') ?> </legend>