diff --git a/src/msw/bmpbuttn.cpp b/src/msw/bmpbuttn.cpp
index ad9eecda97..6990666692 100644
--- a/src/msw/bmpbuttn.cpp
+++ b/src/msw/bmpbuttn.cpp
@@ -22,6 +22,7 @@
 
 #ifndef WX_PRECOMP
     #include "wx/bmpbuttn.h"
+    #include "wx/log.h"
 #endif
 
 #include "wx/msw/private.h"