diff --git a/packages/renderer/src/renderer.d.ts b/packages/renderer/src/renderer.d.ts
index a9ef7e7a..e024c002 100644
--- a/packages/renderer/src/renderer.d.ts
+++ b/packages/renderer/src/renderer.d.ts
@@ -14,7 +14,7 @@ declare interface DownloadItem {
   headers?: string;
   status?: DownloadStatus;
   isLive?: boolean;
-  log: string;
+  log?: string;
 }
 
 declare interface VideoResponse {