diff --git a/phpBB/styles/prosilver/template/ajax.js b/phpBB/styles/prosilver/template/ajax.js
index db2a5732f7..79187470d8 100644
--- a/phpBB/styles/prosilver/template/ajax.js
+++ b/phpBB/styles/prosilver/template/ajax.js
@@ -101,6 +101,7 @@ phpbb.addAjaxCallback('mark_topics_read', function(res, updateTopicLinks) {
 phpbb.addAjaxCallback('notification.mark_all_read', function(res) {
 	if (typeof res.success !== 'undefined') {
 		phpbb.markNotifications($('#notification_list li.bg2'), 0);
+		phpbb.toggleDropdown.call($('#notification_list_button'));
 		phpbb.closeDarkenWrapper(3000);
 	}
 });