diff --git a/include/wx/generic/choicdgg.h b/include/wx/generic/choicdgg.h
index 3699e126ca..85d25267a9 100644
--- a/include/wx/generic/choicdgg.h
+++ b/include/wx/generic/choicdgg.h
@@ -14,6 +14,7 @@
 
 #include "wx/dynarray.h"
 #include "wx/dialog.h"
+#include "wx/listbox.h"
 
 class WXDLLEXPORT wxListBox;