--- a/src/helper/packet-sink-helper.h	Mon Apr 14 16:19:17 2008 -0700
+++ b/src/helper/packet-sink-helper.h	Thu Apr 17 13:42:25 2008 -0700
@@ -32,7 +32,7 @@
 public:
   PacketSinkHelper (std::string protocol, Address address);
 
-  void SetAttribute (std::string name, Attribute value);
+  void SetAttribute (std::string name, const AttributeValue &value);
 
   ApplicationContainer Install (NodeContainer c);
 private: