diff --git a/register_participants_main.php b/register_participants_main.php
index 6d6f2a0..51a291d 100644
--- a/register_participants_main.php
+++ b/register_participants_main.php
@@ -22,9 +22,9 @@
 */
 ?>
 <?
- require("common.inc.php");
- include "register_participants.inc.php";
- include "projects.inc.php";
+ require_once("common.inc.php");
+ require_once("register_participants.inc.php");
+ require_once("projects.inc.php");
 $q = mysql_query("SELECT registrations.status AS status, registrations.id AS regid, users.id AS studentid, users.firstname FROM registrations, users " .
 	"WHERE users.id = {$_SESSION['users_id']} AND users.registrations_id = registrations.id");
 
diff --git a/user.inc.php b/user.inc.php
index bdf552e..2c2e2af 100644
--- a/user.inc.php
+++ b/user.inc.php
@@ -868,13 +868,12 @@ function user_save(&$u)
 		}
 		if(mysql_error() != '') return "SQLERR7: " . mysql_error();
 	}
-
 	if($u['orig']['grade'] != $u['grade'] && $u['registrations_id']){
 		// their grade has changed and they're connected to a registration.  Let's update
 		// the registration's grade level to match if necessary
 		$category = getProjectCategory($u['registrations_id']);
 		if($category !== null){
-			mysql_query("UPDATE projects SET projectcategories_id = $category WHERE registrations_id = $registration_id");
+			mysql_query("UPDATE projects SET projectcategories_id = $category WHERE registrations_id = {$u['registrations_id']}");
 			if(mysql_error() != '') return "SQLERR8: " . mysql_error();
 		}