static void atk_action_interface_init (AtkActionIface *iface);
static void atk_value_interface_init (AtkValueIface *iface);
-G_DEFINE_TYPE_WITH_CODE (GtkScaleButtonAccessible, gtk_scale_button_accessible, GAIL_TYPE_BUTTON,
+G_DEFINE_TYPE_WITH_CODE (GtkScaleButtonAccessible, gtk_scale_button_accessible, GTK_TYPE_BUTTON_ACCESSIBLE,
G_IMPLEMENT_INTERFACE (ATK_TYPE_ACTION, atk_action_interface_init)
G_IMPLEMENT_INTERFACE (ATK_TYPE_VALUE, atk_value_interface_init));