diff --git a/swarm/network/protocol.go b/swarm/network/protocol.go
index 0cf682fb98..7a838b8d9f 100644
--- a/swarm/network/protocol.go
+++ b/swarm/network/protocol.go
@@ -124,10 +124,10 @@ func NewBzz(config *BzzConfig, kad Overlay, store StateStore) *Bzz {
 
 // UpdateLocalAddr updates underlayaddress of the running node
 func (b *Bzz) UpdateLocalAddr(byteaddr []byte) *BzzAddr {
-	b.localAddr.Update(&BzzAddr{
+	b.localAddr = b.localAddr.Update(&BzzAddr{
 		UAddr: byteaddr,
 		OAddr: b.localAddr.OAddr,
-	})
+	}).(*BzzAddr)
 	return b.localAddr
 }
 
diff --git a/swarm/swarm.go b/swarm/swarm.go
index 0ec85adadd..b28b5aaafa 100644
--- a/swarm/swarm.go
+++ b/swarm/swarm.go
@@ -209,7 +209,7 @@ func (self *Swarm) Start(srv *p2p.Server) error {
 
 	// update uaddr to correct enode
 	newaddr := self.bzz.UpdateLocalAddr([]byte(srv.Self().String()))
-	log.Warn("Updated bzz local addr", "oaddr", fmt.Sprintf("%x", newaddr.OAddr), "uaddr", fmt.Sprintf("%x", newaddr.UAddr))
+	log.Warn("Updated bzz local addr", "oaddr", fmt.Sprintf("%x", newaddr.OAddr), "uaddr", fmt.Sprintf("%s", newaddr.UAddr))
 
 	// set chequebook
 	if self.config.SwapEnabled {