diff --git a/lib/cartodb/models/aggregation/aggregation-query.js b/lib/cartodb/models/aggregation/aggregation-query.js
index a43aead0..3fc68c8e 100644
--- a/lib/cartodb/models/aggregation/aggregation-query.js
+++ b/lib/cartodb/models/aggregation/aggregation-query.js
@@ -153,7 +153,7 @@ const aggregationQueryTemplates = {
         ${aggregateColumnDefs(ctx)}
         FROM (${ctx.sourceQuery}) _cdb_query, _cdb_params
         WHERE the_geom_webmercator && _cdb_params.bbox
-        GROUP BY _cdb_gx, _cdb_gy ${dimensionNames}
+        GROUP BY _cdb_gx, _cdb_gy ${dimensionNames(ctx)}
     )
     SELECT
         ST_SetSRID(ST_MakePoint(_cdb_gx*(res+0.5), _cdb_gy*(res+0.5)), 3857) AS the_geom_webmercator