diff --git a/src/sync-core.cc b/src/sync-core.cc
index 9e5d0f4..1e9a947 100644
--- a/src/sync-core.cc
+++ b/src/sync-core.cc
@@ -67,8 +67,8 @@
          , m_recoverWaitGenerator(new RandomIntervalGenerator(WAIT, RANDOM_PERCENT, RandomIntervalGenerator::UP))
 {
   m_rootHash = m_log->RememberStateInStateLog();
-  m_syncClosure = new Closure(0, boost::bind(&SyncCore::handleSyncData, this, _1, _2), boost::bind(&SyncCore::handleSyncInterestTimeout, this, _1));
-  m_recoverClosure = new Closure(0, boost::bind(&SyncCore::handleRecoverData, this, _1, _2), boost::bind(&SyncCore::handleRecoverInterestTimeout, this, _1));
+  m_syncClosure = new Closure(boost::bind(&SyncCore::handleSyncData, this, _1, _2), boost::bind(&SyncCore::handleSyncInterestTimeout, this, _1));
+  m_recoverClosure = new Closure(boost::bind(&SyncCore::handleRecoverData, this, _1, _2), boost::bind(&SyncCore::handleRecoverInterestTimeout, this, _1));
   m_handle->setInterestFilter(m_syncPrefix, boost::bind(&SyncCore::handleInterest, this, _1));
   m_log->initYP(m_yp);
   m_scheduler->start();