diff --git a/es2015.js b/es2015.js
index 2936427bd..0c6f377ce 100644
--- a/es2015.js
+++ b/es2015.js
@@ -25,8 +25,7 @@ module.exports = {
   CatchAllMessage: Message.CatchAllMessage,
   DataStore: DataStore.DataStore,
   DataStoreUnavailable: DataStore.DataStoreUnavailable,
-
-  loadBot (adapterPath, adapterName, enableHttpd, botName, botAlias) {
-    return new module.exports.Robot(adapterPath, adapterName, enableHttpd, botName, botAlias)
+  loadBot (adapter, enableHttpd, name, alias) {
+    return new module.exports.Robot(adapter, enableHttpd, name, alias)
   }
 }
diff --git a/test/es2015_test.js b/test/es2015_test.js
index 9481e3a50..37a81cc6a 100644
--- a/test/es2015_test.js
+++ b/test/es2015_test.js
@@ -193,7 +193,7 @@ describe('hubot/es2015', function () {
     sinon.stub(Hubot, 'Robot')
 
     expect(loadBot).to.be.a('function')
-    Hubot.loadBot(null, 'adapter', 'enableHttpd', 'botName', 'botAlias')
-    expect(Hubot.Robot).to.be.called.calledWith(null, 'adapter', 'enableHttpd', 'botName', 'botAlias')
+    Hubot.loadBot('adapter', 'enableHttpd', 'botName', 'botAlias')
+    expect(Hubot.Robot).to.be.called.calledWith('adapter', 'enableHttpd', 'botName', 'botAlias')
   })
 })