diff --git a/src/app.js b/src/app.js
index 67b0717e..2357d8f1 100644
--- a/src/app.js
+++ b/src/app.js
@@ -37,7 +37,7 @@ if (platform.isWindows) {
 // Adjust the default behaviour of the main window
 windowBehaviour.set(win);
 windowBehaviour.setNewWinPolicy(win);
-windowBehaviour.closeWithEscKey(win, doc); // doesn't seem to work
+windowBehaviour.closeWithEscKey(win, document); // doesn't seem to work
 
 // Inject logic into the app when it's loaded
 var iframe = document.querySelector('iframe');