diff --git a/bigbluebutton-html5/imports/ui/components/activity-check/component.jsx b/bigbluebutton-html5/imports/ui/components/activity-check/component.jsx
index 628a2e717a6b35050ce5bbddefac51d1ebd94748..598095e77af649368d8db04e74e4f93ef73b7204 100644
--- a/bigbluebutton-html5/imports/ui/components/activity-check/component.jsx
+++ b/bigbluebutton-html5/imports/ui/components/activity-check/component.jsx
@@ -76,6 +76,7 @@ class ActivityCheck extends Component {
 
   playAudioAlert() {
     this.alert = new Audio(`${Meteor.settings.public.app.cdn + Meteor.settings.public.app.basename}/resources/sounds/notify.mp3`);
+    alert.addEventListener('ended', () => { alert.src = null; });
     this.alert.play();
   }
 
diff --git a/bigbluebutton-html5/imports/ui/components/audio/audio-test/container.jsx b/bigbluebutton-html5/imports/ui/components/audio/audio-test/container.jsx
index 6fef02dfce07d98b15e9c83df458442ae573cdb4..ac3b4b6605b94c1e19520ced30a1248d76e7e349 100644
--- a/bigbluebutton-html5/imports/ui/components/audio/audio-test/container.jsx
+++ b/bigbluebutton-html5/imports/ui/components/audio/audio-test/container.jsx
@@ -9,6 +9,7 @@ export default withTracker(() => ({
   outputDeviceId: Service.outputDeviceId(),
   handlePlayAudioSample: (deviceId) => {
     const sound = new Audio((Meteor.settings.public.app.cdn + Meteor.settings.public.app.basename) + '/resources/sounds/audioSample.mp3');
+    sound.addEventListener('ended', () => { sound.src = null; });
     if (deviceId && sound.setSinkId) sound.setSinkId(deviceId);
     sound.play();
   },
diff --git a/bigbluebutton-html5/imports/ui/services/audio-manager/index.js b/bigbluebutton-html5/imports/ui/services/audio-manager/index.js
index 18f1e31f3b2b0d4c4dd4d8e9a1a692a0edfc6347..5027304d4a02794ba712de40b59fdb4aa0431c1c 100755
--- a/bigbluebutton-html5/imports/ui/services/audio-manager/index.js
+++ b/bigbluebutton-html5/imports/ui/services/audio-manager/index.js
@@ -628,6 +628,8 @@ class AudioManager {
 
     const audioAlert = new Audio(url);
 
+    audioAlert.addEventListener('ended', () => { audioAlert.src = null; });
+
     if (this.outputDeviceId && (typeof audioAlert.setSinkId === 'function')) {
       return audioAlert
         .setSinkId(this.outputDeviceId)