diff --git a/lib/response.js b/lib/response.js
index daf5fb1..07cb5ba 100644
--- a/lib/response.js
+++ b/lib/response.js
@@ -324,6 +324,7 @@ function actionDownload(req, res, noteId) {
         var body = LZString.decompressFromBase64(data.rows[0].content);
         var title = Note.getNoteTitle(body);
         res.writeHead(200, {
+            'Access-Control-Allow-Origin': '*', //allow CORS as API
             'Content-Type': 'text/markdown; charset=UTF-8',
             'Cache-Control': 'private',
             'Content-disposition': 'attachment; filename=' + title + '.md',