diff --git a/.aliases b/.aliases
index f9ef62f..3101632 100644
--- a/.aliases
+++ b/.aliases
@@ -25,6 +25,10 @@ alias flac-mp3-folder='for flac in *.flac; do ffmpeg -i "$flac" -ab 320k -map_me
 alias webm-mp3='webmmp3(){ ffmpeg -i "$1" -vn -ab 128k -ar 44100 -y "${1%.webm}.mp3"; unset -f webmmp3;}; webmmp3'
 alias webm-mp3-folder='for webm in *.webm; do ffmpeg -i "$webm" -ab 320k -map_metadata 0 -id3v2_version 3 "${webm%.webm}.mp3"; done'
 
+# avi to mp4
+alias avi-mp4-folder='for vid in *.avi; do ffmpeg -i "$vid" -c:v copy -c:a copy -y "${vid%.avi}.mp4"; done'
+alias avi-mp4='avimp4(){ ffmpeg -i "$1" -c:v copy -c:a copy -y  "${1%.avi}.mp4"; unset -f avimp4;}; avimp4' 
+
 # When you get bored
 alias telnet-starwars='telnet towel.blinkenlights.nl'
 alias nethack-online='ssh nethack@nethack.alt.org ; clear'