diff --git a/src/fs-access/file-save.mjs b/src/fs-access/file-save.mjs
index 1518578..61f82d5 100644
--- a/src/fs-access/file-save.mjs
+++ b/src/fs-access/file-save.mjs
@@ -91,7 +91,7 @@ export default async (
     return handle;
   }
   // Default case of `Blob` passed and `Blob.stream()` not supported.
-  await writable.write(blob);
+  await writable.write(blobOrResponse);
   await writable.close();
   return handle;
 };