diff --git a/sd/to-opus-audiobook b/sd/to-opus-audiobook
new file mode 100755
index 0000000..21ac0c7
--- /dev/null
+++ b/sd/to-opus-audiobook
@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+# Converts an input file into .opus for audiobooks. Arguments: filename artist album date picture
+set -euo pipefail
+echo "Converting $1"
+filepath="$(basename -- $1)"
+filestem="${filepath%.*}"
+nix-shell -p ffmpeg-full opusTools --command "ffmpeg -i $1 -f wav pipe:1 | opusenc --bitrate 32 --speech --framesize 60 --artist \"$2\" --album \"$3\" --date $4 --genre Hörbuch --picture \"$5\" - $filestem.opus"
+