diff --git a/IPython/html/static/tree/less/tree.less b/IPython/html/static/tree/less/tree.less
index 9362911..30d579d 100644
--- a/IPython/html/static/tree/less/tree.less
+++ b/IPython/html/static/tree/less/tree.less
@@ -115,7 +115,7 @@ ul.breadcrumb {
         vertical-align: baseline;
         line-height: @btn_mini_height;
         position: relative;
-        top: -1px;
+        top: 1px;
     }
 
     .item_link {