diff --git a/model/pit/ndn-pit-entry.cc b/model/pit/ndn-pit-entry.cc
index 906fcdd..1908dd0 100644
--- a/model/pit/ndn-pit-entry.cc
+++ b/model/pit/ndn-pit-entry.cc
@@ -25,6 +25,7 @@
 #include "ns3/ndn-name.h"
 #include "ns3/ndn-interest.h"
 
+#include "ns3/packet.h"
 #include "ns3/simulator.h"
 #include "ns3/log.h"