diff --git a/lib/instrumentation/mongodb.js b/lib/instrumentation/mongodb.js
index 442dd5a488..921396c12d 100644
--- a/lib/instrumentation/mongodb.js
+++ b/lib/instrumentation/mongodb.js
@@ -9,6 +9,7 @@ var path            = require('path')
 
 
 var COLLECTION_OPERATIONS = [
+  'aggregate',
   'findOne',
   'insert',
   'remove',