diff --git a/gold/head/packet.go b/gold/head/packet.go
index 2d20256..620e7fa 100644
--- a/gold/head/packet.go
+++ b/gold/head/packet.go
@@ -43,13 +43,13 @@ func NewPacket(proto uint8, srcPort uint16, dstPort uint16, data []byte) *Packet
 	}
 }
 
-// UnMashal 将 data 的数据解码到自身
-func (p *Packet) UnMashal(data []byte) error {
+// Unmarshal 将 data 的数据解码到自身
+func (p *Packet) Unmarshal(data []byte) error {
 	return json.Unmarshal(data, p)
 }
 
-// Mashal 将自身数据编码为 []byte
-func (p *Packet) Mashal(src string, dst string) ([]byte, error) {
+// Marshal 将自身数据编码为 []byte
+func (p *Packet) Marshal(src string, dst string) ([]byte, error) {
 	p.DataSZ = uint32(len(p.Data))
 	p.Src = src
 	p.Dst = dst
diff --git a/gold/link/link.go b/gold/link/link.go
index 1ec9c78..3577240 100644
--- a/gold/link/link.go
+++ b/gold/link/link.go
@@ -72,7 +72,7 @@ func (l *Link) Write(p *head.Packet) (n int, err error) {
 	p.FillHash()
 	p.Data = l.Encode(p.Data)
 	var d []byte
-	d, err = p.Mashal(l.me.me.String(), l.peerip.String())
+	d, err = p.Marshal(l.me.me.String(), l.peerip.String())
 	logrus.Debugln("[link] write data", string(d))
 	if err == nil {
 		n, err = l.me.myconn.WriteToUDP(d, l.NextHop(l.peerip).endpoint)
diff --git a/gold/link/listen.go b/gold/link/listen.go
index b460015..a4290f6 100644
--- a/gold/link/listen.go
+++ b/gold/link/listen.go
@@ -20,7 +20,7 @@ func (m *Me) listen() (conn *net.UDPConn, err error) {
 				if err == nil {
 					lbf = lbf[:n]
 					packet := head.Packet{}
-					err = packet.UnMashal(lbf)
+					err = packet.Unmarshal(lbf)
 					if err == nil {
 						r := int(packet.DataSZ) - len(packet.Data)
 						if r > 0 {