diff --git a/libraries/ui/src/ui/OffscreenQmlSurface.cpp b/libraries/ui/src/ui/OffscreenQmlSurface.cpp
index 12220a8079..112d70c394 100644
--- a/libraries/ui/src/ui/OffscreenQmlSurface.cpp
+++ b/libraries/ui/src/ui/OffscreenQmlSurface.cpp
@@ -680,7 +680,9 @@ void OffscreenQmlSurface::create() {
     // Setup the update of the QML media components with the current audio output device
     QObject::connect(&_audioOutputUpdateTimer, &QTimer::timeout, this, [this]() {
         if (_currentAudioOutputDevice.size() > 0) {
-            new AudioHandler(sharedFromThis(), _currentAudioOutputDevice);
+            QMutexLocker lock(&_audioHandlerMutex);
+            QString audioDeviceName = _currentAudioOutputDevice;
+            new AudioHandler(sharedFromThis(), audioDeviceName);
         }
     });
     int waitForAudioQmlMs = 200;
diff --git a/libraries/ui/src/ui/OffscreenQmlSurface.h b/libraries/ui/src/ui/OffscreenQmlSurface.h
index 4c23c62c12..370ddb4f2f 100644
--- a/libraries/ui/src/ui/OffscreenQmlSurface.h
+++ b/libraries/ui/src/ui/OffscreenQmlSurface.h
@@ -173,6 +173,7 @@ private:
     uint64_t _lastRenderTime { 0 };
     uvec2 _size;
 
+    QMutex _audioHandlerMutex;
     QTimer _audioOutputUpdateTimer;
     QString _currentAudioOutputDevice;