diff --git a/.config/bash/module/ffmpeg.sh b/.config/bash/module/ffmpeg.sh
index aa60eef..72ea3d7 100644
--- a/.config/bash/module/ffmpeg.sh
+++ b/.config/bash/module/ffmpeg.sh
@@ -25,7 +25,7 @@ ffmpeg_mux_cover()
   mkdir out
 
   for file in *.${format}; do
-    ffmpeg -i "${file}" -i "${cover}" -map 0 -map 0:-v -map 1 -codec copy -metadata:s:v title="Album cover" -metadata:s:v comment="Cover (front)" -disposition:v attached_pic ./out/"${file}" || return 1
+    ffmpeg -i "${file}" -i "${cover}" -map 0 -map 0:-v? -map 1 -codec copy -metadata:s:v title="Album cover" -metadata:s:v comment="Cover (front)" -disposition:v attached_pic ./out/"${file}" || return 1
   done
 
   mv out/* .
@@ -48,6 +48,7 @@ ffmpeg_music_meta()
   local artist="${PWD%/*}"; artist="${artist##*/}"; artist="${artist//_/ }"
   local album="${PWD##*/}"; album="${album#*_}"; album="${album//_/ }"
   local year="${PWD##*/}"; year="${year%%_*}"
+  # local total=$(ls *.${format} | wc -l)
 
   mkdir out
 
@@ -56,7 +57,7 @@ ffmpeg_music_meta()
     local title="${file#*_}"; title="${title%.*}"; title="${title//_/ }"
 
     # echo "${artist}; ${album}; ${year}; ${track}; ${title}"
-    ffmpeg -i "${file}" -map 0 -c copy -metadata "artist=${artist}" -metadata "album_artist=${artist}" -metadata "album=${album}" -metadata "date=${year}" -metadata "year=${year}" -metadata "track=${track}" -metadata "title=${title}" ./out/"${file}" || return 1
+    ffmpeg -i "${file}" -map 0 -c copy -metadata "artist=${artist}" -metadata "album_artist=${artist}" -metadata "album=${album}" -metadata "date=${year}" -metadata "year=${year}" -metadata "date_released=${year}" -metadata "track=${track}" -metadata "part_number=${track}" -metadata "title=${title}" ./out/"${file}" || return 1
   done
 
   mv out/* .