diff --git a/lib/cartodb/models/aggregation/aggregation-mapconfig.js b/lib/cartodb/models/aggregation/aggregation-mapconfig.js
index 94f7257f..8852a821 100644
--- a/lib/cartodb/models/aggregation/aggregation-mapconfig.js
+++ b/lib/cartodb/models/aggregation/aggregation-mapconfig.js
@@ -58,7 +58,7 @@ module.exports = class AggregationMapConfig extends MapConfig {
             // this enables the special "full-sample" aggregation.
             resolution = AggregationMapConfig.RESOLUTION,
             threshold = AggregationMapConfig.THRESHOLD,
-            placement = null,
+            placement,
             columns = {},
             dimensions = {}
         } = this.getAggregation(index);