diff --git a/.config/bash/module/ffmpeg.sh b/.config/bash/module/ffmpeg.sh
index bd7b7e2..42b2152 100644
--- a/.config/bash/module/ffmpeg.sh
+++ b/.config/bash/module/ffmpeg.sh
@@ -25,11 +25,11 @@ ffmpeg_mux_cover()
   mkdir out
 
   case "${format}" in
-    "mka"|"mkv")
-      for file in *.${format}; do
-        ffmpeg -i "${file}" -attach "${cover}" -map 0 -c copy -metadata:s:t mimetype="image/${cover##*.}" -metadata:s:t:0 filename="cover.${cover##*.}" "./out/${file}" || return 1
-      done
-      ;;
+    # "mka"|"mkv")
+    #   for file in *.${format}; do
+    #     ffmpeg -i "${file}" -attach "${cover}" -map 0 -c copy -metadata:s:t mimetype="image/${cover##*.}" -metadata:s:t:0 filename="cover.${cover##*.}" "./out/${file}" || return 1
+    #   done
+    #   ;;
     *)
       for file in *.${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