diff --git a/gold/link/notify.go b/gold/link/notify.go
index 151ae73..32d4058 100644
--- a/gold/link/notify.go
+++ b/gold/link/notify.go
@@ -28,6 +28,7 @@ func (l *Link) onNotify(packet []byte) {
 			p, ok := l.me.IsInPeer(peer)
 			if ok {
 				p.endpoint = addr
+				logrus.Infoln("[notify] set ep of peer", peer, "to", ep)
 				continue
 			}
 		}