diff --git a/lib/cartodb/controllers/layergroup.js b/lib/cartodb/controllers/layergroup.js
index 3762e0c5..a7628c21 100644
--- a/lib/cartodb/controllers/layergroup.js
+++ b/lib/cartodb/controllers/layergroup.js
@@ -155,7 +155,7 @@ LayergroupController.prototype.register = function(app) {
     // Undocumented/non-supported API endpoint methods.
     // Use at your own peril.
 
-    var allowedDataviewQueryParams = [
+    const allowedDataviewQueryParams = [
         'filters', // json
         'own_filter', // 0, 1
         'no_filters', // 0, 1