diff --git a/lib/cartodb/models/aggregation/aggregation-query.js b/lib/cartodb/models/aggregation/aggregation-query.js
index c70ec9dc..dbcbc616 100644
--- a/lib/cartodb/models/aggregation/aggregation-query.js
+++ b/lib/cartodb/models/aggregation/aggregation-query.js
@@ -328,7 +328,7 @@ const aggregatedPointWebMercator = (ctx) => {
             return '';
 
         default:
-            throw new Error(`Invalid aggregation placement "${ctx.placement}`);
+            throw new Error(`Invalid aggregation placement "${ctx.placement}"`);
     }
 };