diff --git a/booking.studygroups_report.inc b/booking.studygroups_report.inc
index 08ddf9d..0f23ef9 100644
--- a/booking.studygroups_report.inc
+++ b/booking.studygroups_report.inc
@@ -116,7 +116,7 @@ function booking_studygroups_leadhelp_view_summary() {
 		->fields('s')
 		->condition('s.booking_eventid', $event->eid, '=')
     ->orderBy('sid');
-	$studygroup_list = $query->fetchAllAssoc('sid');
+	$studygroup_list = $query->execute()->fetchAllAssoc('sid');
 	
 	foreach ($studygroup_list as $group) {  
     $header[] = $group->booking_studygroup_descrip;