diff --git a/p2p/muxer/mplex/multiplex.go b/p2p/muxer/mplex/multiplex.go
index 77227ccf25..0eebb7262f 100644
--- a/p2p/muxer/mplex/multiplex.go
+++ b/p2p/muxer/mplex/multiplex.go
@@ -1,15 +1,12 @@
 package peerstream_multiplex
 
 import (
-	"errors"
 	"net"
 
 	smux "github.com/libp2p/go-stream-muxer"
 	mp "github.com/whyrusleeping/go-multiplex" // Conn is a connection to a remote peer.
 )
 
-var ErrUseServe = errors.New("not implemented, use Serve")
-
 type conn struct {
 	*mp.Multiplex
 }
@@ -32,18 +29,6 @@ func (c *conn) AcceptStream() (smux.Stream, error) {
 	return c.Multiplex.Accept()
 }
 
-// Serve starts listening for incoming requests and handles them
-// using given StreamHandler
-func (c *conn) Serve(handler smux.StreamHandler) {
-	for {
-		s, err := c.AcceptStream()
-		if err != nil {
-			return
-		}
-		go handler(s)
-	}
-}
-
 // Transport is a go-peerstream transport that constructs
 // multiplex-backed connections.
 type Transport struct{}