diff --git a/booking.install b/booking.install
index 532c3d2..4ba54f0 100644
--- a/booking.install
+++ b/booking.install
@@ -146,7 +146,7 @@ function booking_update_7203() {
 			'sid' => array('type' => 'serial', 'unsigned' => TRUE, 'not null' => TRUE, 'disp-width' => '10'),
 			'booking_eventid' => array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'disp-width' => '10'),
 			'booking_studygroup_descrip' => array('type' => 'varchar', 'length' => '500', 'not null' => FALSE),
-			'booking_num_group_sessions' => array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'disp-width' => '10'),
+			'booking_num_group_sessions' => array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'disp-width' => '10', 'default' => 1),
 		),            
 		'primary key' => array('sid'),
 	);	
@@ -236,8 +236,7 @@ function booking_update_7204() {
 * Add extra field to the study group sessions table
 */
 function booking_update_7205() {
-	$spec = array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'disp-width' => '10');
-	db_add_field( 'booking_studygroup_list', 'booking_num_group_sessions', $spec);
+
 }