diff --git a/samples/controls/controls.cpp b/samples/controls/controls.cpp
index 4b6f62cee1..bdcad24a1c 100644
--- a/samples/controls/controls.cpp
+++ b/samples/controls/controls.cpp
@@ -407,10 +407,10 @@ MyPanel::MyPanel( wxFrame *frame, int x, int y, int w, int h )
     wxPanel *panel = new wxPanel(m_notebook);
     m_listbox = new wxListBox( panel, ID_LISTBOX,
                                wxPoint(10,10), wxSize(120,70),
-                               5, choices, wxLB_ALWAYS_SB );
+                               5, choices, wxLB_ALWAYS_SB | wxLB_MULTIPLE );
     m_listboxSorted = new wxListBox( panel, ID_LISTBOX_SORTED,
                                      wxPoint(10,90), wxSize(120,70),
-                                     5, choices, wxLB_SORT );
+                                     5, choices, wxLB_SORT | wxLB_EXTENDED );
 
     SetControlClientData("listbox", m_listbox);
     SetControlClientData("listbox", m_listboxSorted);