diff --git a/javascript/sidebar&boxes.js b/javascript/sidebar&boxes.js
index 4b1230148383dedc64d1e2fff9972fd75e519bf1..34b8cb06345a567c0a98d494d824aefb8af6b9ab 100644
--- a/javascript/sidebar&boxes.js
+++ b/javascript/sidebar&boxes.js
@@ -61,7 +61,7 @@ function closeBox(id) { // Lukker aktuell boks og justerer siden motsatt av hva
 
 function isPolygon(layer) {
     console.log(JSON.stringify(layer));
-    var objects = layer["features"];
+    var objects = layer.toGeoJSON()["features"];
     for (o in objects) {
         if (o["geometry"]["type"] == "Polygon") {
             return true;