diff --git a/common/rfb/SMsgWriter.h b/common/rfb/SMsgWriter.h
index 6f7feeb..959f865 100644
--- a/common/rfb/SMsgWriter.h
+++ b/common/rfb/SMsgWriter.h
@@ -76,6 +76,8 @@
     // but will write the relevant pseudo-rectangle as part of the next update.
     virtual bool writeSetDesktopSize()=0;
 
+    virtual bool writeSetDesktopName()=0;
+
     // Like setDesktopSize, we can't just write out a setCursor message
     // immediately on a V3 writer.  Instead of calling writeSetCursor()
     // directly, you must call cursorChange(), and then invoke writeSetCursor()