diff --git a/src/node/arp-cache.cc b/src/node/arp-cache.cc
index 5c140e259..07ea73545 100644
--- a/src/node/arp-cache.cc
+++ b/src/node/arp-cache.cc
@@ -24,7 +24,6 @@
 #include "ns3/simulator.h"
 
 #include "arp-cache.h"
-#include "arp-cache-entry.h"
 #include "arp-header.h"
 
 #ifdef TRACE_ARP