More progress with buffers
diff --git a/model/ndn-interest-header.cc b/model/ndn-interest-header.cc
index 46cbf25..39c87e9 100644
--- a/model/ndn-interest-header.cc
+++ b/model/ndn-interest-header.cc
@@ -67,7 +67,7 @@
   : m_name                (Create<NameComponents> (interest.GetName ()))
   , m_minSuffixComponents (interest.m_minSuffixComponents)
   , m_maxSuffixComponents (interest.m_maxSuffixComponents)
-  , m_exclude             (Create<NameComponents> (interest.GetExclude ()))
+  , m_exclude             (interest.IsEnabledExclude () ? Create<NameComponents> (interest.GetExclude ()) : 0)
   , m_childSelector       (interest.m_childSelector)
   , m_answerOriginKind    (interest.m_answerOriginKind)
   , m_scope               (interest.m_scope)