diff --git a/common/rfb/CMsgHandler.cxx b/common/rfb/CMsgHandler.cxx
index de99abd..53f496b 100644
--- a/common/rfb/CMsgHandler.cxx
+++ b/common/rfb/CMsgHandler.cxx
@@ -1,5 +1,5 @@
 /* Copyright (C) 2002-2005 RealVNC Ltd.  All Rights Reserved.
- * Copyright 2009 Pierre Ossman for Cendio AB
+ * Copyright 2009-2011 Pierre Ossman for Cendio AB
  * 
  * This is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -65,3 +65,7 @@
   cp.setName(name);
 }
 
+void CMsgHandler::fence(rdr::U32 flags, unsigned len, const char data[])
+{
+  cp.supportsFence = true;
+}