diff --git a/zshrc b/zshrc
index 34d7738..fa3d09f 100644
--- a/zshrc
+++ b/zshrc
@@ -306,6 +306,10 @@ alias param='fc -l 0 | grep --'
 alias avi2wav='mplayer -vc dummy -vo null -ao pcm:file=video.wav'
 ##Modifie la bar de progression du gestionnaire de téléchargement Axel
 alias axel='axel -a --num-connection=20'
+## List video file's subtitles
+alias ff.list.subs='ffprobe -loglevel error -select_streams s -show_entries stream=index:stream_tags=language -of csv=p=0'
+## List video file's audio stream
+alias ff.list.audio='ffprobe -loglevel error -select_streams a -show_entries stream=index:stream_tags=language -of csv=p=0'
 
 # Calculatrice en ligne de commande
 alias caltos='bc'