diff --git a/js/pacosako_ui.js b/js/pacosako_ui.js
index 3cd866e..32962be 100644
--- a/js/pacosako_ui.js
+++ b/js/pacosako_ui.js
@@ -21,7 +21,7 @@ import 'jbox/dist/jBox.all.css';
 import {Workbox, messageSW} from 'workbox-window';
 
 /* "Waterdrop" by Porphyr (freesound.org/people/Porphyr) / CC BY 3.0 (creativecommons.org/licenses/by/3.0) */
-import Waterdrop from '../wav/191678__porphyr__waterdrop.wav';
+import Waterdrop from '../mp3/191678__porphyr__waterdrop.mp3';
 
 $(function (){
    function debug() {
diff --git a/mp3/191678__porphyr__waterdrop.mp3 b/mp3/191678__porphyr__waterdrop.mp3
new file mode 100644
index 0000000..f935a5a
Binary files /dev/null and b/mp3/191678__porphyr__waterdrop.mp3 differ