diff --git a/IPython/html/static/tree/less/tree.less b/IPython/html/static/tree/less/tree.less
index 9c582fb2c..1b4be08fd 100644
--- a/IPython/html/static/tree/less/tree.less
+++ b/IPython/html/static/tree/less/tree.less
@@ -156,7 +156,7 @@ input.engine_num_input {
     .icon(@fa-var-file-o)
 }
 
-#new-buttons {
+#notebook_toolbar .pull-right {
     padding-top: 2px;
 }