diff --git a/public/js/index.js b/public/js/index.js
index 02e66490c..3eaba0eeb 100644
--- a/public/js/index.js
+++ b/public/js/index.js
@@ -944,7 +944,8 @@ ui.toolbar.download.rawhtml.click(function (e) {
 // pdf
 ui.toolbar.download.pdf.attr('download', '').attr('href', noteurl + '/pdf')
 // export to dropbox
-ui.toolbar.export.dropbox.click(function () {
+ui.toolbar.export.dropbox.click(function (event) {
+  event.preventDefault()
   var filename = renderFilename(ui.area.markdown) + '.md'
   var options = {
     files: [