diff --git a/samples/widgets/listbox.cpp b/samples/widgets/listbox.cpp
index 19ca1db964..2ab069a397 100644
--- a/samples/widgets/listbox.cpp
+++ b/samples/widgets/listbox.cpp
@@ -500,6 +500,8 @@ void ListboxWidgetsPage::CreateLbox()
                                     flags);
             break;
 #endif // wxUSE_REARRANGECTRL
+        case LboxType_ListBox:
+            wxFALLTHROUGH;
         default:
             m_lbox = new wxListBox(this, ListboxPage_Listbox,
                                wxDefaultPosition, wxDefaultSize,