diff --git a/combo/apps/dataviz/templates/combo/chart-filters.html b/combo/apps/dataviz/templates/combo/chart-filters.html
index 3d47d893..e8e5e4da 100644
--- a/combo/apps/dataviz/templates/combo/chart-filters.html
+++ b/combo/apps/dataviz/templates/combo/chart-filters.html
@@ -52,7 +52,8 @@
       e.preventDefault();
       $(window).trigger('combo:refresh-graphs');
       chart_cell = $(this).parents('.cell');
-      new_url = chart_cell.data('ajax-cell-url') + '?filters_cell_id=' + $('body').data('filters-cell-id') + '&' + $(this).serialize();
+      ajax_cell_url = "{{ site_base }}{{ cell.get_ajax_url }}";
+      new_url = ajax_cell_url + '?filters_cell_id=' + $('body').data('filters-cell-id') + '&' + $(this).serialize();
       chart_cell.data('ajax-cell-url', new_url);
     });
   });