diff --git a/include/class.dynamic_forms.php b/include/class.dynamic_forms.php
index 93b9da001a3b9dffcaa7ae5fa1949f1046319f34..c221dd3f05a18cc87cae7df3bc49085c3808465a 100644
--- a/include/class.dynamic_forms.php
+++ b/include/class.dynamic_forms.php
@@ -995,7 +995,7 @@ class SelectionField extends FormField {
 
     function toString($items) {
         return ($items && is_array($items))
-            ? explode(', ', $items) : (string) $items;
+            ? implode(', ', $items) : (string) $items;
     }
 
     function validateEntry($entry) {
diff --git a/include/upgrader/prereq.inc.php b/include/upgrader/prereq.inc.php
index 867cd0e4bbbf994f994c234fa205c50818604201..8cdd98e97e87ed89ac94d4a4ecdfa78bc4c30375 100644
--- a/include/upgrader/prereq.inc.php
+++ b/include/upgrader/prereq.inc.php
@@ -17,7 +17,7 @@ if(!defined('OSTSCPINC') || !$thisstaff || !$thisstaff->isAdmin()) die('Access D
                 <li class="<?php echo $upgrader->check_php()?'yes':'no'; ?>">
                 <?php echo sprintf(__('%s or later'), 'PHP v5.3'); ?> - (<small><b><?php echo PHP_VERSION; ?></b></small>)</li>
                 <li class="<?php echo $upgrader->check_mysql()?'yes':'no'; ?>">
-                <?php echo __('MySQLi extension for PHP'); ?>- (<small><b><?phpi
+                <?php echo __('MySQLi extension for PHP'); ?>- (<small><b><?php
                     echo extension_loaded('mysqli')?__('module loaded'):__('missing!'); ?></b></small>)</li>
                 <li class="<?php echo $upgrader->check_mysql_version()?'yes':'no'; ?>">
                 <?php echo sprintf(__('%s or later'), 'MySQL v5.0'); ?> - (<small><b><?php echo db_version(); ?></b></small>)</li>