diff --git a/src/msw/ole/dataobj.cpp b/src/msw/ole/dataobj.cpp
index c8215dbdf3..83511b7be1 100644
--- a/src/msw/ole/dataobj.cpp
+++ b/src/msw/ole/dataobj.cpp
@@ -27,6 +27,7 @@
 #ifndef WX_PRECOMP
     #include "wx/intl.h"
     #include "wx/log.h"
+    #include "wx/utils.h"
 #endif
 
 #include "wx/dataobj.h"