diff --git a/usr/local/www/system_advanced_notifications.php b/usr/local/www/system_advanced_notifications.php
index 3c997ce6f6..d314f1198d 100644
--- a/usr/local/www/system_advanced_notifications.php
+++ b/usr/local/www/system_advanced_notifications.php
@@ -113,6 +113,7 @@ if ($_POST) {
 		// Send test message via growl
 		if($config['notifications']['growl']['ipaddress'] && 
 		   $config['notifications']['growl']['password'] = $_POST['password']) {
+			unlink_if_exists($g['vardb_path'] . "/growlnotices_lastmsg.txt");
 			register_via_growl();
 			notify_via_growl(sprintf(gettext("This is a test message from %s.  It is safe to ignore this message."), $g['product_name']));
 		}