diff --git a/av/avutil/avutil.go b/av/avutil/avutil.go
index c1f5f04..31b4b1c 100644
--- a/av/avutil/avutil.go
+++ b/av/avutil/avutil.go
@@ -127,7 +127,7 @@ func (self *Handlers) NewAudioDecoder(codec av.AudioCodecData) (dec av.AudioDeco
 }
 
 func (self *Handlers) Open(uri string) (demuxer av.DemuxCloser, err error) {
-	util.PrintCallTrace(0)
+	util.PrintCallTrace(1)
 
 	listen := false
 	if strings.HasPrefix(uri, "listen:") {