diff --git a/lib/cartodb/backends/filter-stats.js b/lib/cartodb/backends/filter-stats.js
index de41da3f..2afd5ffc 100644
--- a/lib/cartodb/backends/filter-stats.js
+++ b/lib/cartodb/backends/filter-stats.js
@@ -28,11 +28,10 @@ FilterStatsBackends.prototype.getFilterStats = function (username, unfiltered_qu
 
     getEstimatedRows(self.pgQueryRunner, username, unfiltered_query, function (err, rows) {
         if (err){
-            callback(err);
-            return;
+            return callback(err);
         }
+
         stats.unfiltered_rows = rows;
-        this(null, rows);
     })
     function getFilteredRows() {
         if ( filters && !_.isEmpty(filters)) {