diff --git a/core/net/uip-ds6.c b/core/net/uip-ds6.c
index f618e64f3..830fb5264 100755
--- a/core/net/uip-ds6.c
+++ b/core/net/uip-ds6.c
@@ -334,6 +334,7 @@ uip_ds6_nbr_add(uip_ipaddr_t * ipaddr, uip_lladdr_t * lladdr,
     PRINTF("link addr");
     PRINTLLADDR((&(locnbr->lladdr)));
     PRINTF("state %u\n", state);
+    NEIGHBOR_STATE_CHANGED(locnbr);
     return locnbr;
   }
   return NULL;