diff --git a/samples/widgets/checkbox.cpp b/samples/widgets/checkbox.cpp
index 8b242623b2..fe14ea9657 100644
--- a/samples/widgets/checkbox.cpp
+++ b/samples/widgets/checkbox.cpp
@@ -29,6 +29,7 @@
     #include "wx/app.h"
     #include "wx/log.h"
 
+    #include "wx/bitmap.h"
     #include "wx/button.h"
     #include "wx/checkbox.h"