diff --git a/example/lib/main.dart b/example/lib/main.dart
index 84084dba..17f497a4 100644
--- a/example/lib/main.dart
+++ b/example/lib/main.dart
@@ -60,10 +60,7 @@ class MyApp extends StatelessWidget {
       debugShowCheckedModeBanner: false,
       theme: ThemeData.light(),
       darkTheme: ThemeData.dark(),
-      themeMode:
-          WidgetsBinding.instance.window.platformBrightness == Brightness.light
-              ? ThemeMode.light
-              : ThemeMode.dark,
+      themeMode: ThemeMode.system,
       onGenerateRoute: AppRoutes.generateRoute,
       initialRoute:
           client.state.user == null ? Routes.CHOOSE_USER : Routes.HOME,