diff --git a/app/Http/Middleware/SetLocaleInstaller.php b/app/Http/Middleware/SetLocaleInstaller.php
index 2f8267c2..97955f2d 100644
--- a/app/Http/Middleware/SetLocaleInstaller.php
+++ b/app/Http/Middleware/SetLocaleInstaller.php
@@ -18,7 +18,7 @@ class SetLocaleInstaller
      */
     public function handle(Request $request, Closure $next)
     {
-        $locale      = $_COOKIE['locale'] ?? 'en';
+        $locale      = $_COOKIE['locale'] ?? 'zh_cn';
         $languageDir = base_path('beike/Installer/Lang');
         $languages   = array_values(array_diff(scandir($languageDir), ['..', '.']));
 
@@ -27,7 +27,7 @@ class SetLocaleInstaller
         if ($locale && in_array($locale, $languages)) {
             App::setLocale($locale);
         } else {
-            App::setLocale('en');
+            App::setLocale('zh_cn');
         }
 
         return $next($request);
diff --git a/beike/Installer/Controllers/DatabaseController.php b/beike/Installer/Controllers/DatabaseController.php
index 5c19af8f..0b1a2422 100644
--- a/beike/Installer/Controllers/DatabaseController.php
+++ b/beike/Installer/Controllers/DatabaseController.php
@@ -58,7 +58,7 @@ class DatabaseController extends Controller
             'name'     => substr($email, 0, strpos($email, '@')),
             'email'    => $email,
             'password' => request('admin_password'),
-            'locale'   => session('locale') ?? 'en',
+            'locale'   => session('locale') ?? 'zh_cn',
             'active'   => true,
         ];
         AdminUserRepo::createAdminUser($data);