diff --git a/web/app/assets/javascripts/react-components/PopupMediaControls.js.jsx.coffee b/web/app/assets/javascripts/react-components/PopupMediaControls.js.jsx.coffee
index 327ef1007..aedc93dba 100644
--- a/web/app/assets/javascripts/react-components/PopupMediaControls.js.jsx.coffee
+++ b/web/app/assets/javascripts/react-components/PopupMediaControls.js.jsx.coffee
@@ -525,7 +525,7 @@ mixins.push(Reflux.listenTo(UserStore, 'onUserChanged'))
 
     new window.Fingerprint2().get((result, components) => (
       redirectTo = "/api/jamtracks/#{jamTrack.id}/stems/master/download.mp3?file_type=mp3&download=1&mark=#{result}"
-      redirectTo = URI.escape(redirectTo)
+      redirectTo = encodeURIComponent(redirectTo)
       AppActions.openExternalUrl(window.location.protocol + '//' + window.location.host + "/signin?redirect-to=#{redirectTo}")
     ))