diff --git a/proxy/socks/protocol/udp.go b/proxy/socks/protocol/udp.go
index 1af5e970..8ed8ca4a 100644
--- a/proxy/socks/protocol/udp.go
+++ b/proxy/socks/protocol/udp.go
@@ -27,14 +27,14 @@ func (request *Socks5UDPRequest) Write(buffer *alloc.Buffer) {
 	buffer.AppendBytes(0, 0, request.Fragment)
 	switch {
 	case request.Address.IsIPv4():
-  buffer.AppendBytes(AddrTypeIPv4).Append(request.Address.IP())
+		buffer.AppendBytes(AddrTypeIPv4).Append(request.Address.IP())
 	case request.Address.IsIPv6():
-  buffer.AppendBytes(AddrTypeIPv6).Append(request.Address.IP())
+		buffer.AppendBytes(AddrTypeIPv6).Append(request.Address.IP())
 	case request.Address.IsDomain():
-  buffer.AppendBytes(AddrTypeDomain, byte(len(request.Address.Domain()))).Append([]byte(request.Address.Domain()))
+		buffer.AppendBytes(AddrTypeDomain, byte(len(request.Address.Domain()))).Append([]byte(request.Address.Domain()))
 	}
-  buffer.Append(request.Address.PortBytes())
-  buffer.Append(request.Data.Value)
+	buffer.Append(request.Address.PortBytes())
+	buffer.Append(request.Data.Value)
 }
 
 func ReadUDPRequest(packet []byte) (request Socks5UDPRequest, err error) {
diff --git a/proxy/socks/udp.go b/proxy/socks/udp.go
index 65d88c68..e86652c0 100644
--- a/proxy/socks/udp.go
+++ b/proxy/socks/udp.go
@@ -78,12 +78,12 @@ func (server *SocksServer) handlePacket(conn *net.UDPConn, packet v2net.Packet,
 			Data:     data,
 		}
 		log.Info("Writing back UDP response with %d bytes from %s to %s", data.Len(), targetAddr.String(), clientAddr.String())
-    
-    udpMessage := alloc.NewSmallBuffer().Clear()
-    response.Write(udpMessage)
+
+		udpMessage := alloc.NewSmallBuffer().Clear()
+		response.Write(udpMessage)
 
 		nBytes, err := conn.WriteToUDP(udpMessage.Value, clientAddr)
-    udpMessage.Release()
+		udpMessage.Release()
 		response.Data.Release()
 		if err != nil {
 			log.Error("Socks failed to write UDP message (%d bytes) to %s: %v", nBytes, clientAddr.String(), err)