diff --git a/database/migrations/20221013045828_system_user.php b/database/migrations/20221013045828_system_user.php
index 939e62678..03b20058c 100644
--- a/database/migrations/20221013045828_system_user.php
+++ b/database/migrations/20221013045828_system_user.php
@@ -20,15 +20,15 @@ class SystemUser extends Migrator
             ->addColumn('username', 'string', ['limit' => 50, 'default' => '', 'comment' => '用户账号'])
             ->addColumn('password', 'string', ['limit' => 32, 'default' => '', 'comment' => '用户密码'])
             ->addColumn('nickname', 'string', ['limit' => 50, 'default' => '', 'comment' => '用户昵称'])
-            ->addColumn('headimg', 'string', ['limit' => 255, 'default' => '', 'comment' => '头像地址'])
-            ->addColumn('authorize', 'string', ['limit' => 255, 'default' => '', 'comment' => '权限授权'])
+            ->addColumn('headimg', 'string', ['limit' => 500, 'default' => '', 'comment' => '头像地址'])
+            ->addColumn('authorize', 'string', ['limit' => 500, 'default' => '', 'comment' => '权限授权'])
             ->addColumn('contact_qq', 'string', ['limit' => 20, 'default' => '', 'comment' => '联系QQ'])
             ->addColumn('contact_mail', 'string', ['limit' => 20, 'default' => '', 'comment' => '联系邮箱'])
             ->addColumn('contact_phone', 'string', ['limit' => 20, 'default' => '', 'comment' => '联系手机'])
             ->addColumn('login_ip', 'string', ['limit' => 20, 'default' => '', 'comment' => '登录地址'])
             ->addColumn('login_at', 'string', ['limit' => 20, 'default' => '', 'comment' => '登录时间'])
             ->addColumn('login_num', 'integer', ['limit' => 20, 'default' => 0, 'comment' => '登录次数'])
-            ->addColumn('describe', 'string', ['limit' => 255, 'default' => '', 'comment' => '备注说明'])
+            ->addColumn('describe', 'string', ['limit' => 500, 'default' => '', 'comment' => '备注说明'])
             ->addColumn('status', 'integer', ['limit' => 20, 'default' => 1, 'comment' => '状态(0禁用,1启用)'])
             ->addColumn('sort', 'integer', ['limit' => 20, 'default' => 0, 'comment' => '排序权重'])
             ->addColumn('is_deleted', 'integer', ['limit' => 20, 'default' => 0, 'comment' => '删除(1删除,0未删)'])