diff --git a/web/src/views/live/DraggableGridLayout.tsx b/web/src/views/live/DraggableGridLayout.tsx
index b80f59b27..988416390 100644
--- a/web/src/views/live/DraggableGridLayout.tsx
+++ b/web/src/views/live/DraggableGridLayout.tsx
@@ -582,7 +582,7 @@ export default function DraggableGridLayout({
                   preferredLiveMode={preferredLiveModes[camera.name] ?? "mse"}
                   isRestreamed={isRestreamedStates[camera.name]}
                   supportsAudio={
-                    supportsAudioOutputStates[streamName].supportsAudio
+                    supportsAudioOutputStates[streamName].supportsAudio ?? false
                   }
                   audioState={audioStates[camera.name]}
                   toggleAudio={() => toggleAudio(camera.name)}