diff --git a/mongo-collection-aggregate.js b/mongo-collection-aggregate.js
index 8062b51..2d8b271 100644
--- a/mongo-collection-aggregate.js
+++ b/mongo-collection-aggregate.js
@@ -3,5 +3,5 @@ import { Mongo } from 'meteor/mongo';
 
 Mongo.Collection.prototype.aggregate = function(pipeline, options) {
   const collection = this.rawCollection();
-  return Meteor.wrapAsync(collection.aggregate.bind(collection))(pipeline, options);
+  return collection.aggregate.bind(collection)(pipeline, options);
 }