diff --git a/src/components/shared/AudioViewer/index.tsx b/src/components/shared/AudioViewer/index.tsx
index 08a69988..1ff0c631 100644
--- a/src/components/shared/AudioViewer/index.tsx
+++ b/src/components/shared/AudioViewer/index.tsx
@@ -422,7 +422,7 @@ const AudioViewer = ({
             if (!waveform.current) return;
 
             setLooping(enabled);
-            waveform.current.backend.media.loop = enabled;
+            (waveform.current.backend as unknown as WebAudio).media.loop = enabled;
         }
     };