diff --git a/wp-admin/wp-admin.css b/wp-admin/wp-admin.css
index e88334a5f0..d65e5eb45d 100644
--- a/wp-admin/wp-admin.css
+++ b/wp-admin/wp-admin.css
@@ -488,6 +488,7 @@ input.disabled, textarea.disabled {
 	line-height: 200%;
 	list-style: none;
 	text-align: center;
+	white-space: nowrap;
 }
 
 #adminmenu a.current {