diff --git a/main.js b/main.js
index 775e160be..a591de670 100644
--- a/main.js
+++ b/main.js
@@ -369,7 +369,9 @@ function createWindow() {
     }
 
     await requestShutdown();
-    mainWindow.readyForShutdown = true;
+    if (mainWindow) {
+      mainWindow.readyForShutdown = true;
+    }
     app.quit();
   });