diff --git a/addon/instance-initializers/rollbar.js b/addon/instance-initializers/rollbar.js
index a5a6004..aa08bf0 100644
--- a/addon/instance-initializers/rollbar.js
+++ b/addon/instance-initializers/rollbar.js
@@ -3,10 +3,8 @@ import Ember from 'ember';
 export function initialize(appInstance) {
   let fastbootService = appInstance.lookup('service:fastboot');
   let rollbarService = appInstance.lookup('service:rollbar');
-  let oldOnError = Ember.onerror || function() {};
 
   Ember.onerror = (...args) => {
-    oldOnError(...args);
     let enabled = rollbarService.get('enabled');
 
     if (enabled) {