diff --git a/engine.js b/engine.js
index 10477492..3973b5b0 100644
--- a/engine.js
+++ b/engine.js
@@ -44,6 +44,9 @@ module.exports = function (options) {
     }, {
       name: 'Package Concept',
       value: 'packages'
+    }, {
+      name: 'Elasticsearch R&D',
+      value: 'elasticsearch'
     }, {
       name: 'Uncategorized',
       value: ''