diff --git a/net/dialer/dialer.go b/net/dialer/dialer.go
index 4d85005b..d862e78f 100644
--- a/net/dialer/dialer.go
+++ b/net/dialer/dialer.go
@@ -32,12 +32,11 @@ var (
 var log = logger.NewNamed(CName)
 
 func New() Dialer {
-	return &dialer{}
+	return &dialer{peerAddrs: map[string][]string{}}
 }
 
 type Dialer interface {
 	Dial(ctx context.Context, peerId string) (peer peer.Peer, err error)
-	UpdateAddrs(addrs map[string][]string)
 	SetPeerAddrs(peerId string, addrs []string)
 	app.Component
 }
@@ -62,18 +61,9 @@ func (d *dialer) Name() (name string) {
 	return CName
 }
 
-func (d *dialer) UpdateAddrs(addrs map[string][]string) {
-	d.mu.Lock()
-	d.peerAddrs = addrs
-	d.mu.Unlock()
-}
-
 func (d *dialer) SetPeerAddrs(peerId string, addrs []string) {
 	d.mu.Lock()
 	defer d.mu.Unlock()
-	if d.peerAddrs == nil {
-		return
-	}
 	d.peerAddrs[peerId] = addrs
 }