diff --git a/vendor/github.com/xtaci/smux/README.md b/vendor/github.com/xtaci/smux/README.md
index 1b71a2f..a5c4680 100644
--- a/vendor/github.com/xtaci/smux/README.md
+++ b/vendor/github.com/xtaci/smux/README.md
@@ -5,7 +5,7 @@
 <img src="mux.jpg" alt="smux" height="120px" /> 
 
 [1]: https://godoc.org/github.com/xtaci/smux?status.svg
-[2]: https://pkg.go.dev/github.com/xtaci/smux
+[2]: https://godoc.org/github.com/xtaci/smux
 [3]: https://img.shields.io/badge/license-MIT-blue.svg
 [4]: LICENSE
 [5]: https://travis-ci.org/xtaci/smux.svg?branch=master
@@ -34,7 +34,7 @@ Smux ( **S**imple **MU**ltiple**X**ing) is a multiplexing library for Golang. It
 
 ## Documentation
 
-For complete documentation, see the associated [Godoc](https://pkg.go.dev/github.com/xtaci/smux).
+For complete documentation, see the associated [Godoc](https://godoc.org/github.com/xtaci/smux).
 
 ## Benchmark
 ```
diff --git a/vendor/github.com/xtaci/smux/mux.go b/vendor/github.com/xtaci/smux/mux.go
index eadfcec..c0b8ab8 100644
--- a/vendor/github.com/xtaci/smux/mux.go
+++ b/vendor/github.com/xtaci/smux/mux.go
@@ -17,6 +17,9 @@ type Config struct {
 	// SMUX Protocol version, support 1,2
 	Version int
 
+	// Disabled keepalive
+	KeepAliveDisabled bool
+
 	// KeepAliveInterval is how often to send a NOP command to the remote
 	KeepAliveInterval time.Duration
 
@@ -54,11 +57,13 @@ func VerifyConfig(config *Config) error {
 	if !(config.Version == 1 || config.Version == 2) {
 		return errors.New("unsupported protocol version")
 	}
-	if config.KeepAliveInterval == 0 {
-		return errors.New("keep-alive interval must be positive")
-	}
-	if config.KeepAliveTimeout < config.KeepAliveInterval {
-		return fmt.Errorf("keep-alive timeout must be larger than keep-alive interval")
+	if !config.KeepAliveDisabled {
+		if config.KeepAliveInterval == 0 {
+			return errors.New("keep-alive interval must be positive")
+		}
+		if config.KeepAliveTimeout < config.KeepAliveInterval {
+			return fmt.Errorf("keep-alive timeout must be larger than keep-alive interval")
+		}
 	}
 	if config.MaxFrameSize <= 0 {
 		return errors.New("max frame size must be positive")
diff --git a/vendor/github.com/xtaci/smux/session.go b/vendor/github.com/xtaci/smux/session.go
index 0094469..bc56066 100644
--- a/vendor/github.com/xtaci/smux/session.go
+++ b/vendor/github.com/xtaci/smux/session.go
@@ -104,7 +104,9 @@ func newSession(config *Config, conn io.ReadWriteCloser, client bool) *Session {
 	go s.shaperLoop()
 	go s.recvLoop()
 	go s.sendLoop()
-	go s.keepalive()
+	if !config.KeepAliveDisabled {
+		go s.keepalive()
+	}
 	return s
 }
 
diff --git a/vendor/github.com/xtaci/smux/stream.go b/vendor/github.com/xtaci/smux/stream.go
index b21bdef..6c9499c 100644
--- a/vendor/github.com/xtaci/smux/stream.go
+++ b/vendor/github.com/xtaci/smux/stream.go
@@ -272,6 +272,12 @@ func (s *Stream) waitRead() error {
 	case <-s.chReadEvent:
 		return nil
 	case <-s.chFinEvent:
+		// BUG(xtaci): Fix for https://github.com/xtaci/smux/issues/82
+		s.bufferLock.Lock()
+		defer s.bufferLock.Unlock()
+		if len(s.buffers) > 0 {
+			return nil
+		}
 		return io.EOF
 	case <-s.sess.chSocketReadError:
 		return s.sess.socketReadError.Load().(error)
diff --git a/vendor/modules.txt b/vendor/modules.txt
index eb23a42..84474e2 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -41,7 +41,7 @@ github.com/urfave/cli
 # github.com/xtaci/kcp-go/v5 v5.6.1
 ## explicit
 github.com/xtaci/kcp-go/v5
-# github.com/xtaci/smux v1.5.14
+# github.com/xtaci/smux v1.5.15
 ## explicit
 github.com/xtaci/smux
 # github.com/xtaci/tcpraw v1.2.25