diff --git a/plugins/boom b/plugins/boom
index 40931b47..0ca9ab73 100755
--- a/plugins/boom
+++ b/plugins/boom
@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-# Description: Play random music from current directory. Identifies MP3, FLAC, WEBM, WMA.
+# Description: Play random music from current directory. Identifies MP3, FLAC, M4A, WEBM, WMA.
 #              You may want to set GUIPLAYER.
 #
 # Shell: POSIX compliant
@@ -12,7 +12,7 @@ NUMTRACKS=100
 
 if [ ! -z "$GUIPLAYER" ]; then
     PLAYER="$GUIPLAYER"
-    find . -type f \( -iname "*.mp3" -o -iname "*.flac" -o -iname "*.webm" -o -iname "*.wma" \) | sort -R | head -n $NUMTRACKS | xargs -d "\n" "$PLAYER" > /dev/null 2>&1 &
+    find . -type f \( -iname "*.mp3" -o -iname "*.flac" -o -iname "*.m4a" -o -iname "*.webm" -o -iname "*.wma" \) | sort -R | head -n $NUMTRACKS | xargs -d "\n" "$PLAYER" > /dev/null 2>&1 &
 
     # detach the player
     sleep 1
@@ -24,7 +24,7 @@ else
     mocp -c
 
     # add up to 100 random audio files
-    find . -type f \( -iname "*.mp3" -o -iname "*.flac" -o -iname "*.webm" -o -iname "*.wma" \) | sort -R | head -n $NUMTRACKS | xargs -d "\n" mocp -a
+    find . -type f \( -iname "*.mp3" -o -iname "*.flac" -o -iname "*.m4a" -o -iname "*.webm" -o -iname "*.wma" \) | sort -R | head -n $NUMTRACKS | xargs -d "\n" mocp -a
 
     # start playing
     mocp -p