diff --git a/common/types.d.ts b/common/types.d.ts
index 9f43341..860e8c7 100644
--- a/common/types.d.ts
+++ b/common/types.d.ts
@@ -67,6 +67,7 @@ declare module 'ass' {
 	interface AssFile {
 		fakeid: string;
 		id: NID;
+		fileKey: string;
 		mimetype: string;
 		filename: string;
 		save: {