diff --git a/database/seeders/DatabaseSeeder.php b/database/seeders/DatabaseSeeder.php
index 7629318..29adb2c 100644
--- a/database/seeders/DatabaseSeeder.php
+++ b/database/seeders/DatabaseSeeder.php
@@ -17,10 +17,14 @@ class DatabaseSeeder extends Seeder
     {
         // User::factory(10)->create();
 
-        User::factory()->create([
-            'name' => 'Test User',
-            'email' => 'test@example.com',
-        ]);
+        User::firstOrCreate(
+            ['username' => 'admin'],
+            [
+                'name' => '系統管理員',
+                'email' => 'admin@example.com',
+                'password' => 'password',
+            ]
+        );
 
         $this->call([
             CategorySeeder::class,