diff --git a/packages/misskey-js/src/streaming.types.ts b/packages/misskey-js/src/streaming.types.ts
index 6f575ce585..8ecb979a21 100644
--- a/packages/misskey-js/src/streaming.types.ts
+++ b/packages/misskey-js/src/streaming.types.ts
@@ -152,7 +152,7 @@ export type Channels = {
 			fileUpdated: (payload: DriveFile) => void;
 			folderCreated: (payload: DriveFolder) => void;
 			folderDeleted: (payload: DriveFolder['id']) => void;
-			folderUpdated: (payload: DriveFile) => void;
+			folderUpdated: (payload: DriveFolder) => void;
 		};
 		receives: null;
 	};