diff --git a/mozilla/widget/public/makefile.win b/mozilla/widget/public/makefile.win
index 8d9ef463d21..b2383602cd4 100644
--- a/mozilla/widget/public/makefile.win
+++ b/mozilla/widget/public/makefile.win
@@ -22,7 +22,7 @@ DEFINES=-D_IMPL_NS_UI
 MODULE=raptor 
 
 EXPORTS=nsui.h \
-#  nsIFileListTransferable.h \
+  nsIFileListTransferable.h \
   nsIFormatConverter.h \
   nsIClipboardOwner.h \
   nsIClipboard.h \