diff --git a/lib/cartodb/models/aggregation/aggregation-mapconfig.js b/lib/cartodb/models/aggregation/aggregation-mapconfig.js
index 6b525def..44a7d408 100644
--- a/lib/cartodb/models/aggregation/aggregation-mapconfig.js
+++ b/lib/cartodb/models/aggregation/aggregation-mapconfig.js
@@ -40,7 +40,13 @@ module.exports = class AggregationMapConfig extends MapConfig {
     constructor (config, datasource) {
         super(config, datasource);
 
-        this.validate();
+        const validate = aggregationValidator(this);
+        const numberValidator = createNumberValidator(this);
+        const includesValidPlacementsValidator = createIncludesValueValidator(this, AggregationMapConfig.PLACEMENTS);
+
+        validate('resolution', numberValidator);
+        validate('placement', includesValidPlacementsValidator);
+        validate('threshold', numberValidator);
     }
 
     getAggregatedQuery (index) {
@@ -112,13 +118,4 @@ module.exports = class AggregationMapConfig extends MapConfig {
         return featureCount >= threshold;
     }
 
-    validate () {
-        const validate = aggregationValidator(this);
-        const numberValidator = createNumberValidator(this);
-        const includesValidPlacementsValidator = createIncludesValueValidator(this, AggregationMapConfig.PLACEMENTS);
-
-        validate('resolution', numberValidator);
-        validate('placement', includesValidPlacementsValidator);
-        validate('threshold', numberValidator);
-    }
 };