diff --git a/model/sync-logic.cc b/model/sync-logic.cc
index 5280c93..141cf57 100644
--- a/model/sync-logic.cc
+++ b/model/sync-logic.cc
@@ -90,7 +90,11 @@
 
 SyncLogic::~SyncLogic ()
 {
+  m_ccnxHandle->clearInterestFilter (m_syncPrefix);
   m_ccnxHandle.reset ();
+  // m_scheduler.cancel (REEXPRESSING_INTEREST);
+  // m_scheduler.cancel (DELAYED_INTEREST_PROCESSING);
+  // sleep (m_syncInterestReexpress+1);
 }
 
 #ifdef NS3_MODULE