diff --git a/worker.ts b/worker.ts
index ffa227d..f54c81f 100644
--- a/worker.ts
+++ b/worker.ts
@@ -43,7 +43,7 @@ addEventListener("message", async ({ data }: MessageEvent<EventData>) => {
         bufferOffset += bytesToCopy;
         bytesProcessed += bytesToCopy;
         if (bufferOffset === currentBuffer.length) {
-          postMessage(currentBuffer, [currentBuffer]);
+          postMessage(currentBuffer);
           currentChunkIndex++;
           currentBuffer = null;
         }