diff --git a/fhem/FHEM/HttpUtils.pm b/fhem/FHEM/HttpUtils.pm
index 057e4d23f..dcbf67d46 100644
--- a/fhem/FHEM/HttpUtils.pm
+++ b/fhem/FHEM/HttpUtils.pm
@@ -17,6 +17,7 @@ my %ext2MIMEType= qw{
   ico   image/x-icon
   jpg   image/jpeg
   js    text/javascript
+  mp3   audio/mpeg
   mp4   video/mp4
   pdf   application/pdf
   png   image/png