diff --git a/app/assets/javascripts/edit/id.js.erb b/app/assets/javascripts/edit/id.js.erb
index 588aa1e86..2c0a022e4 100644
--- a/app/assets/javascripts/edit/id.js.erb
+++ b/app/assets/javascripts/edit/id.js.erb
@@ -33,5 +33,5 @@ $(document).ready(function () {
 
   if (id.data("gpx")) params.set("gpx", id.data("gpx"));
 
-  id.attr("src", id.data("url") + "#" + params);
+  id.attr("src", id.data("url") + "#" + params.toString().replace(/\+/g, "%20"));
 });