diff --git a/model/sync-interest-table.cc b/model/sync-interest-table.cc
index 80f8862..a05dba3 100644
--- a/model/sync-interest-table.cc
+++ b/model/sync-interest-table.cc
@@ -58,7 +58,7 @@
 }
 
 bool
-SyncInterestTable::insert (DigestConstPtr digest, const string &name)
+SyncInterestTable::insert (DigestConstPtr digest, const string &name, bool unknownState/*=false*/)
 {
   bool existent = false;
   
@@ -69,7 +69,7 @@
       existent = true;
       m_table.erase (it);
     }
-  m_table.insert (Interest (digest, name));
+  m_table.insert (Interest (digest, name, unknownState));
 
   return existent;
 }