<property name="orientation">vertical</property>
<property name="spacing">5</property>
<child>
- <object class="GtkVButtonBox" id="vbuttonbox1">
+ <object class="GtkButtonBox" id="vbuttonbox1">
+ <property name="orientation">vertical</property>
<property name="visible">True</property>
<property name="can_focus">False</property>
<child>