diff --git a/os/services/ip64/ip64-arp.c b/os/services/ip64/ip64-arp.c
index 5f3cff29a..75197558d 100644
--- a/os/services/ip64/ip64-arp.c
+++ b/os/services/ip64/ip64-arp.c
@@ -94,7 +94,6 @@ struct arp_entry {
 
 static const struct ip64_eth_addr broadcast_ethaddr =
   {{0xff,0xff,0xff,0xff,0xff,0xff}};
-static const uint16_t broadcast_ipaddr[2] = {0xffff,0xffff};
 
 static struct arp_entry arp_table[UIP_ARPTAB_SIZE];