diff --git a/core/util.inc.php b/core/util.inc.php
index 88d1c492..dafcaaf1 100644
--- a/core/util.inc.php
+++ b/core/util.inc.php
@@ -255,6 +255,7 @@ function add_event_listener($block, $pos=50) {
 
 function send_event($event) {
 	global $_event_listeners;
+	ksort($_event_listeners);
 	foreach($_event_listeners as $listener) {
 		$listener->receive_event($event);
 	}