diff --git a/gtk/Gtk.metadata b/gtk/Gtk.metadata
index cca830279..b84f265e3 100644
--- a/gtk/Gtk.metadata
+++ b/gtk/Gtk.metadata
@@ -377,11 +377,9 @@
SupportedChildType
1
1
- GtkHButtonBox*
- VBox
- GtkVBox*
1
GtkHButtonBox*
+ GtkBox*
Respond
GtkResponseType
GtkResponseType
diff --git a/sample/TreeViewDemo.cs b/sample/TreeViewDemo.cs
index 2b3a04118..432996e5c 100644
--- a/sample/TreeViewDemo.cs
+++ b/sample/TreeViewDemo.cs
@@ -109,7 +109,7 @@ namespace GtkSamples {
dialog.Response += new ResponseHandler (ResponseCB);
dialog.SetDefaultSize (480, 100);
- VBox vbox = dialog.VBox;
+ Box vbox = dialog.ContentArea;
HBox hbox = new HBox (false, 4);
vbox.PackStart (hbox, true, true, 0);