diff --git a/etc/codecs.conf b/etc/codecs.conf
index 26a052911e..8443202e0b 100644
--- a/etc/codecs.conf
+++ b/etc/codecs.conf
@@ -3925,6 +3925,13 @@ audiocodec ffape
   driver ffmpeg
   dll "ape"
 
+audiocodec ffals
+  info "FFmpeg ALS"
+  status working
+  fourcc "ALS "
+  driver ffmpeg
+  dll "als"
+
 audiocodec ffmlp
   info "FFmpeg MLP"
   status working
diff --git a/libmpdemux/mp_taglists.c b/libmpdemux/mp_taglists.c
index 50b87e8377..15beaf3916 100644
--- a/libmpdemux/mp_taglists.c
+++ b/libmpdemux/mp_taglists.c
@@ -36,6 +36,7 @@ static const AVCodecTag mp_wav_tags[] = {
     { CODEC_ID_INTERPLAY_DPCM,    MKTAG('I', 'N', 'P', 'A')},
     { CODEC_ID_MLP,               MKTAG('M', 'L', 'P', ' ')},
     { CODEC_ID_MP1,               0x50},
+    { CODEC_ID_MP4ALS,            MKTAG('A', 'L', 'S', ' ')},
     { CODEC_ID_MUSEPACK7,         MKTAG('M', 'P', 'C', ' ')},
     { CODEC_ID_MUSEPACK8,         MKTAG('M', 'P', 'C', '8')},
     { CODEC_ID_NELLYMOSER,        MKTAG('N', 'E', 'L', 'L')},