diff --git a/database/migrations/20241230062221_create_sys_role.php b/database/migrations/20241230062221_create_sys_role.php
index ccbc52fd..331f8f06 100644
--- a/database/migrations/20241230062221_create_sys_role.php
+++ b/database/migrations/20241230062221_create_sys_role.php
@@ -30,7 +30,7 @@ class CreateSysRole extends Migrator
         $table = $this->table('sys_role', ['engine' => 'InnoDB', 'comment' => '系统角色表']);
         $table->addColumn('pid', 'integer', ['null' => false, 'default' => 0, 'comment' => '父级ID'])
             ->addColumn('name', 'string', ['limit' => 64, 'null' => false, 'comment' => '角色名称'])
-            ->addColumn('desc', 'string', ['limit' => 255, 'null' => false, 'comment' => '角色描述'])
+            ->addColumn('desc', 'string', ['limit' => 255, 'null' => true, 'default' => null, 'comment' => '角色描述'])
             ->addColumn('is_system', 'boolean', ['null' => false, 'limit' => 1, 'default' => 0, 'comment' => '是否系统角色:1为是,0为否'])
             ->addColumn('created_at', 'timestamp', ['null' => false, 'default' => 'CURRENT_TIMESTAMP', 'comment' => '创建时间'])
             ->addColumn('updated_at', 'timestamp', ['null' => false, 'default' => 'CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP', 'comment' => '更新时间'])