diff --git a/tests/15-rpl-classic/code/receiver-node.c b/tests/15-rpl-classic/code/receiver-node.c
index 20bf165f8..798aea84d 100644
--- a/tests/15-rpl-classic/code/receiver-node.c
+++ b/tests/15-rpl-classic/code/receiver-node.c
@@ -94,7 +94,7 @@ set_global_address(void)
 #if RPL_WITH_STORING
 uint8_t should_blink = 1;
 static void
-route_callback(int event, uip_ipaddr_t *route, uip_ipaddr_t *ipaddr, int num_routes)
+route_callback(int event, const uip_ipaddr_t *route, const uip_ipaddr_t *ipaddr, int num_routes)
 {
   if(event == UIP_DS6_NOTIFICATION_DEFRT_ADD) {
     should_blink = 0;