diff --git a/app/Models/User.php b/app/Models/User.php
index fb6482e..03625de 100755
--- a/app/Models/User.php
+++ b/app/Models/User.php
@@ -125,7 +125,7 @@ class User extends Authenticatable implements FilamentUser, HasName
     public $timestamps = false;
 
     #[\Override]
-    protected $fillable = ['username', 'mail', 'password', 'account_created', 'last_login', 'motto', 'look', 'credits', 'auth_ticket', 'home_room', 'ip_register', 'ip_current', 'referral_code', 'preferences', 'team_id', 'avatar_background', 'home_background', 'pincode', 'secret_key', 'extra_rank', 'is_hidden', 'background_id', 'background_stand_id', 'background_overlay_id', 'radio_points', 'pixels', 'points', 'online', 'gender', 'rank', 'mail_verified', 'two_factor_secret', 'two_factor_recovery_codes', 'two_factor_confirmed_at'];
+    protected $fillable = ['username', 'mail', 'password', 'account_created', 'last_login', 'motto', 'look', 'credits', 'last_username_change', 'auth_ticket', 'home_room', 'ip_register', 'ip_current', 'referral_code', 'preferences', 'team_id', 'avatar_background', 'home_background', 'pincode', 'secret_key', 'extra_rank', 'is_hidden', 'background_id', 'background_stand_id', 'background_overlay_id', 'radio_points', 'pixels', 'points', 'online', 'gender', 'rank', 'mail_verified', 'two_factor_secret', 'two_factor_recovery_codes', 'two_factor_confirmed_at'];
 
     #[\Override]
     protected $hidden = ['id', 'password', 'remember_token'];
diff --git a/database/factories/UserFactory.php b/database/factories/UserFactory.php
index ca01581..b29cbb7 100755
--- a/database/factories/UserFactory.php
+++ b/database/factories/UserFactory.php
@@ -17,6 +17,7 @@ class UserFactory extends Factory
             'last_login' => time(),
             'look' => setting('start_look') ?: 'hr-100-61.hd-180-1.ch-210-66.lg-270-110.sh-305-62',
             'credits' => setting('start_credits') ?: 1000,
+            'last_username_change' => 0,
             'ip_register' => '127.0.0.1',
             'ip_current' => '127.0.0.1',
         ];
diff --git a/database/schema/mariadb-schema.sql b/database/schema/mariadb-schema.sql
index 97f1d40..1fb560d 100755
--- a/database/schema/mariadb-schema.sql
+++ b/database/schema/mariadb-schema.sql
@@ -3899,7 +3899,7 @@ CREATE TABLE `users` (
   `is_hidden` tinyint(1) NOT NULL DEFAULT 0,
   `home_background` varchar(255) DEFAULT NULL,
   `background_card_id` int(11) NOT NULL DEFAULT 0,
-  `last_username_change` int(11) NOT NULL,
+  `last_username_change` int(11) NOT NULL DEFAULT 0,
   PRIMARY KEY (`id`) USING BTREE,
   UNIQUE KEY `username` (`username`) USING BTREE,
   UNIQUE KEY `id` (`id`) USING BTREE,
diff --git a/database/schema/mysql-schema.sql b/database/schema/mysql-schema.sql
index 97f1d40..1fb560d 100755
--- a/database/schema/mysql-schema.sql
+++ b/database/schema/mysql-schema.sql
@@ -3899,7 +3899,7 @@ CREATE TABLE `users` (
   `is_hidden` tinyint(1) NOT NULL DEFAULT 0,
   `home_background` varchar(255) DEFAULT NULL,
   `background_card_id` int(11) NOT NULL DEFAULT 0,
-  `last_username_change` int(11) NOT NULL,
+  `last_username_change` int(11) NOT NULL DEFAULT 0,
   PRIMARY KEY (`id`) USING BTREE,
   UNIQUE KEY `username` (`username`) USING BTREE,
   UNIQUE KEY `id` (`id`) USING BTREE,
diff --git a/database/seeders/UpdateLastUsernameChangeSeeder.php b/database/seeders/UpdateLastUsernameChangeSeeder.php
new file mode 100755
index 0000000..53440a9
--- /dev/null
+++ b/database/seeders/UpdateLastUsernameChangeSeeder.php
@@ -0,0 +1,17 @@
+<?php
+
+namespace Database\Seeders;
+
+use Illuminate\Database\Seeder;
+use Illuminate\Support\Facades\DB;
+
+class UpdateLastUsernameChangeSeeder extends Seeder
+{
+    public function run(): void
+    {
+        DB::table('users')
+            ->whereNull('last_username_change')
+            ->orWhere('last_username_change', 0)
+            ->update(['last_username_change' => 0]);
+    }
+}