diff --git a/model/ndn-interest.cc b/model/ndn-interest.cc
index 7364701..5d76362 100644
--- a/model/ndn-interest.cc
+++ b/model/ndn-interest.cc
@@ -53,17 +53,7 @@
   , m_payload          (interest.GetPayload ()->Copy ())
   , m_wire             (0)
 {
-}
-
-Interest::Interest (Ptr<const Interest> interest)
-  : m_name             (Create<Name> (interest->GetName ()))
-  , m_scope            (interest->m_scope)
-  , m_interestLifetime (interest->m_interestLifetime)
-  , m_nonce            (interest->m_nonce)
-  , m_nackType         (interest->m_nackType)
-  , m_payload          (interest->GetPayload ()->Copy ())
-  , m_wire             (0)
-{
+  NS_LOG_FUNCTION ("correct copy constructor");
 }
 
 void