diff --git a/model/ndn-face.cc b/model/ndn-face.cc
index 5f8d75c..3681ffb 100644
--- a/model/ndn-face.cc
+++ b/model/ndn-face.cc
@@ -121,7 +121,7 @@
 bool
 Face::SendInterest (Ptr<const Interest> interest)
 {
-  NS_LOG_FUNCTION (this << interest);
+  NS_LOG_FUNCTION (this << boost::cref (*this) << interest->GetName ());
 
   if (!IsUp ())
     {