diff --git a/gaboshlib/g_compress_audio.bashfunc b/gaboshlib/g_compress_audio.bashfunc
index f74df42..36b577f 100644
--- a/gaboshlib/g_compress_audio.bashfunc
+++ b/gaboshlib/g_compress_audio.bashfunc
@@ -123,8 +123,7 @@ EOF
  sshstream="ssh -p33 ${g_remotedockerffmpeg}"
  [ -z ${g_remotedockerffmpeg} ] && sshstream="sh -c"
  g_echo "Baue M4A ($g_aud) ${g_remotedockerffmpeg}"
- echo "cat \"${g_tmp}/streamable\"| $sshstream 'cat | docker run -i --rm linuxserver/ffmpeg -loglevel warning -stats -i pipe: -map_metadata -1 $g_audiosettings -map a:0 -movflags faststart+empty_moov -f mp4 pipe:' >\"${g_tmp}/stream\"" >>"$g_tmp"/cmd
- #echo "cat \"${g_aud}\"| $sshstream 'cat | docker run -i --rm linuxserver/ffmpeg -loglevel warning -stats -i pipe: -map_metadata -1 $g_audiosettings $g_metadata -map a:0 -movflags faststart+empty_moov -f mp4 pipe:' >\"${g_tmp}/m4a.m4a\"" >"$g_tmp"/cmd
+ echo "cat \"${g_tmp}/streamable\"| $sshstream 'cat | docker run -i --rm linuxserver/ffmpeg -loglevel warning -stats -i pipe: -map_metadata -1 $g_audiosettings -map a:0 -movflags faststart+empty_moov -f matroska pipe:' >\"${g_tmp}/stream\"" >>"$g_tmp"/cmd
  echo "ffmpeg -loglevel warning -stats -i \"${g_tmp}/stream\" -c:v copy -c:a copy $g_metadata -movflags +faststart -f mp4 \"$g_tmp/m4a.m4a\" < /dev/null 2>&1" >>"$g_tmp"/cmd
  #cat "$g_tmp"/cmd
  sh -ex "$g_tmp"/cmd