diff --git a/src/internet-stack/ndisc-cache.cc b/src/internet-stack/ndisc-cache.cc
index d31730f65..ff9889be9 100644
--- a/src/internet-stack/ndisc-cache.cc
+++ b/src/internet-stack/ndisc-cache.cc
@@ -157,7 +157,7 @@ NdiscCache::Entry::Entry (NdiscCache* nd)
   m_retransTimer(Timer::CANCEL_ON_DESTROY),
   m_probeTimer(Timer::CANCEL_ON_DESTROY),
   m_delayTimer(Timer::CANCEL_ON_DESTROY),
-  m_lastReachabilityConfirmation(Timer::CANCEL_ON_DESTROY),
+  m_lastReachabilityConfirmation(Seconds (0.0)),
   m_nsRetransmit (0)
 {
   NS_LOG_FUNCTION_NOARGS ();