diff --git a/gold/link/listen.go b/gold/link/listen.go
index 6a43952..86f9839 100644
--- a/gold/link/listen.go
+++ b/gold/link/listen.go
@@ -202,7 +202,7 @@ func (m *Me) dispatch(packet *orbyte.Item[head.Packet], addr p2p.EndPoint, index
 			if config.ShowDebugLog {
 				logrus.Debugln("[listen] @", index, "zstd decoded len:", w.Len())
 			}
-			pp.SetBody(w.TransBytes())
+			pp.SetBody(w.TransBytes().Bytes())
 		}
 		if !pp.IsVaildHash() {
 			if config.ShowDebugLog {
diff --git a/gold/link/send.go b/gold/link/send.go
index 986b445..f26f37c 100644
--- a/gold/link/send.go
+++ b/gold/link/send.go
@@ -104,7 +104,7 @@ func (l *Link) encrypt(p *head.Packet, sndcnt uint16, teatype uint8) {
 		enc, _ := zstd.NewWriter(w, zstd.WithEncoderLevel(zstd.SpeedFastest))
 		_, _ = io.Copy(enc, bytes.NewReader(data))
 		enc.Close()
-		data = w.TransBytes()
+		data = w.TransBytes().Bytes()
 		if config.ShowDebugLog {
 			logrus.Debugln("[send] data len after zstd:", len(data))
 		}