diff --git a/config/config.go b/config/config.go
index e552751f..a38c90b2 100644
--- a/config/config.go
+++ b/config/config.go
@@ -666,7 +666,7 @@ func parseNameServer(servers []string) ([]dns.NameServer, error) {
 			addr = u.Host
 			dnsNetType = "dhcp" // UDP from DHCP
 		case "quic":
-			addr, err = hostWithDefaultPort(u.Host, "784")
+			addr, err = hostWithDefaultPort(u.Host, "853")
 			dnsNetType = "quic" // DNS over QUIC
 		default:
 			return nil, fmt.Errorf("DNS NameServer[%d] unsupport scheme: %s", idx, u.Scheme)
diff --git a/dns/doq.go b/dns/doq.go
index 04d80d13..265abc24 100644
--- a/dns/doq.go
+++ b/dns/doq.go
@@ -17,7 +17,7 @@ import (
 	D "github.com/miekg/dns"
 )
 
-const NextProtoDQ = "doq-i00"
+const NextProtoDQ = "doq"
 
 var bytesPool = sync.Pool{New: func() interface{} { return &bytes.Buffer{} }}
 
@@ -149,6 +149,7 @@ func (dc *quicClient) openSession() (quic.Connection, error) {
 	)
 
 	host, port, err := net.SplitHostPort(dc.addr)
+
 	if err != nil {
 		return nil, err
 	}