diff --git a/vendor/github.com/xtaci/smux/session.go b/vendor/github.com/xtaci/smux/session.go
index c5b3060..3fad379 100644
--- a/vendor/github.com/xtaci/smux/session.go
+++ b/vendor/github.com/xtaci/smux/session.go
@@ -321,11 +321,6 @@ func (s *Session) recvLoop() {
 			}
 		}
 
-		// set timeout conn
-		if tconn, ok := s.conn.(interface{ SetReadDeadline(t time.Time) error }); ok {
-			tconn.SetReadDeadline(time.Now().Add(s.config.KeepAliveTimeout))
-		}
-
 		// read header first
 		if _, err := io.ReadFull(s.conn, hdr[:]); err == nil {
 			atomic.StoreInt32(&s.dataReady, 1)
@@ -524,7 +519,7 @@ func (s *Session) sendLoop() {
 // writeFrame writes the frame to the underlying connection
 // and returns the number of bytes written if successful
 func (s *Session) writeFrame(f Frame) (n int, err error) {
-	return s.writeFrameInternal(f, nil, 0)
+	return s.writeFrameInternal(f, time.After(s.config.KeepAliveTimeout), 0)
 }
 
 // internal writeFrame version to support deadline used in keepalive
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 22ea96c..aa81921 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -38,7 +38,7 @@ github.com/urfave/cli
 # github.com/xtaci/kcp-go/v5 v5.6.2
 ## explicit; go 1.13
 github.com/xtaci/kcp-go/v5
-# github.com/xtaci/smux v1.5.21
+# github.com/xtaci/smux v1.5.22
 ## explicit; go 1.13
 github.com/xtaci/smux
 # github.com/xtaci/tcpraw v1.2.25