diff --git a/lib/cartodb/models/mapconfig_overviews_adapter.js b/lib/cartodb/models/mapconfig_overviews_adapter.js
index e38cc566..8fc3bac2 100644
--- a/lib/cartodb/models/mapconfig_overviews_adapter.js
+++ b/lib/cartodb/models/mapconfig_overviews_adapter.js
@@ -22,7 +22,7 @@ MapConfigNamedLayersAdapter.prototype.getLayers = function(username, layers, cal
                done(err, layer);
            } else {
                if ( !_.isEmpty(metadata) ) {
-                   // layer = _.extend({}, layer, { overviews: metadata });
+                   layer = _.extend({}, layer, { overviews: metadata });
                }
                done(null, layer);
            }