diff --git a/lib/browser/guest-window-manager.js b/lib/browser/guest-window-manager.js
index 467e819fa8..f27bb8329f 100644
--- a/lib/browser/guest-window-manager.js
+++ b/lib/browser/guest-window-manager.js
@@ -30,7 +30,7 @@ var mergeBrowserWindowOptions = function (embedder, options) {
     mergeOptions(options, embedder.browserWindowOptions)
 
     // Disable node integration on child window if disabled on parent window
-    if (!embedder.browserWindowOptions.webPreferences.nodeIntegration) {
+    if (!embedder.getWebPreferences().nodeIntegration) {
       options.webPreferences.nodeIntegration = false
     }
   } else {