diff --git a/lib/browser/api/menu.js b/lib/browser/api/menu.js
index f50fee6ecb..d15457238c 100644
--- a/lib/browser/api/menu.js
+++ b/lib/browser/api/menu.js
@@ -56,8 +56,7 @@ Menu.prototype.popup = function (window, x, y, positioningItem) {
   }
 
   // menu.popup({})
-  if (window && typeof window === 'object' && window.constructor &&
-      window.constructor.name !== 'BrowserWindow') {
+  if (typeof window === 'object' && window.constructor !== BrowserWindow) {
     opts = window
   // menu.popup(window, {})
   } else if (x && typeof x === 'object') {