diff --git a/lib/cartodb/models/mapconfig/adapter/mapconfig-overviews-adapter.js b/lib/cartodb/models/mapconfig/adapter/mapconfig-overviews-adapter.js
index 057a008c..7ba3c1f1 100644
--- a/lib/cartodb/models/mapconfig/adapter/mapconfig-overviews-adapter.js
+++ b/lib/cartodb/models/mapconfig/adapter/mapconfig-overviews-adapter.js
@@ -52,19 +52,21 @@ function augmentLayer(overviewsMetadataBackend, filterStatsBackend, user, layer,
         return callback(null, layer);
     }
 
+    var queryRewriteData = {};
+
+    if (layer.options.source && analysesResults && !layer.options.sql_wrap) {
+        var sourceId = layer.options.source.id;
+
+        queryRewriteData.filters = getFilters(analysesResults, sourceId);
+        queryRewriteData.unfiltered_query = getUnfilteredQuery(analysesResults, sourceId);
+    }
+
     overviewsMetadataBackend.getOverviewsMetadata(user, layer.options.sql, function (err, metadata) {
         if (err) {
             return callback(err, layer);
         }
 
-        var queryRewriteData = { overviews: metadata };
-
-        if (layer.options.source && analysesResults && !layer.options.sql_wrap) {
-            var sourceId = layer.options.source.id;
-
-            queryRewriteData.filters = getFilters(analysesResults, sourceId);
-            queryRewriteData.unfiltered_query = getUnfilteredQuery(analysesResults, sourceId);
-        }
+        queryRewriteData.overviews = metadata;
 
         var filters = queryRewriteData.filters;