diff --git a/src/sync-logic.cc b/src/sync-logic.cc
index f40a36c..b346739 100644
--- a/src/sync-logic.cc
+++ b/src/sync-logic.cc
@@ -129,6 +129,7 @@
 SyncLogic::~SyncLogic ()
 {
   m_handler->clearInterestFilter (Name(m_syncPrefix));
+  m_handler->shutdown();
 }
 
 #ifdef NS3_MODULE