diff --git a/model/sync-logic.cc b/model/sync-logic.cc
index a07259b..3637076 100644
--- a/model/sync-logic.cc
+++ b/model/sync-logic.cc
@@ -41,6 +41,7 @@
   , m_ccnxHandle (ccnxHandle)
 {
   srandom(time(NULL));
+  m_ccnxHandle->setInterestFilter(syncPrefix, bind(&SyncLogic::respondSyncInterest, this, _1));
 }
 
 SyncLogic::~SyncLogic ()