diff --git a/src/Main.js b/src/Main.js
index 6ce8f0162a..7c8d9993ea 100644
--- a/src/Main.js
+++ b/src/Main.js
@@ -49,6 +49,13 @@ bugsnag.beforeNotify = function(payload) {
 var menu = Menu.buildFromTemplate(MenuTemplate);
 Menu.setApplicationMenu(menu);
 
+document.onkeydown = function (e) {
+  e = e || window.event;
+  if (e.keyCode === 8) {
+    e.preventDefault();
+  }
+};
+
 setInterval(function () {
   metrics.track('app heartbeat');
 }, 14400000);