diff --git a/themes/base/jquery.ui.menu.css b/themes/base/jquery.ui.menu.css
index 3193bbf6c..8eda1e16e 100644
--- a/themes/base/jquery.ui.menu.css
+++ b/themes/base/jquery.ui.menu.css
@@ -23,6 +23,8 @@
 	margin: 0;
 	padding: 0;
 	width: 100%;
+	/* support: IE10, see #8844 */
+	list-style-image: url(data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7);
 }
 .ui-menu .ui-menu-divider {
 	margin: 5px -2px 5px -2px;