diff --git a/geotrek/core/static/core/multipath.js b/geotrek/core/static/core/multipath.js
index 46afac820e..e778c8979b 100644
--- a/geotrek/core/static/core/multipath.js
+++ b/geotrek/core/static/core/multipath.js
@@ -533,10 +533,10 @@ L.Handler.MultiPath = L.Handler.extend({
 
                 var test_computed_path = {
                     'computed_paths': computed_paths,
-                    'geojson': data.geojson,
+                    'geojson': data,
                 }
 
-                console.log("geojson", data.geojson/* , "trek", data.trek */)
+                console.log("geojson", data/* , "trek", data.trek */)
                 // var mainmap = window.maps[0]
                 // mainmap.addLayers
                 
diff --git a/geotrek/core/views.py b/geotrek/core/views.py
index 1540b5621d..f3fd09f0f8 100644
--- a/geotrek/core/views.py
+++ b/geotrek/core/views.py
@@ -825,13 +825,5 @@ def post(self, request):
         merged_line_string = self.merge_line_strings(line_strings)
         merged_line_string.transform(settings.API_SRID)
 
-        # TODO: use GEOSGeometry.geojson (LineString?)
-        geojson = merged_line_string.geojson
-        print(geojson, type(geojson))
-
-        return JsonResponse({
-            'geojson': {
-                'type': 'LineString',
-                'coordinates': merged_line_string.coords,
-            },
-        })
+        geojson = json.loads(merged_line_string.geojson)
+        return JsonResponse(geojson)