diff --git a/app/Models/Company.php b/app/Models/Company.php
index 319c24c..8da3a96 100644
--- a/app/Models/Company.php
+++ b/app/Models/Company.php
@@ -7,12 +7,12 @@ class Company extends SoftDeletesModel
 
     protected $casts = ['project_users' => 'json'];
 
-    protected $appends = ['group_name', 'user_name'];
+    protected $appends = ['management_platform', 'project_manager'];
 
     /**
      * 管理平台
      */
-    public function getGroupNameAttribute()
+    public function getManagementPlatformAttribute()
     {
         $projectUsers = $this->project_users;
         if ($projectUsers) {
@@ -27,7 +27,7 @@ class Company extends SoftDeletesModel
      * 管理人
      * @return string|null
      */
-    public function getUserNameAttribute()
+    public function getProjectManagerAttribute()
     {
         $projectUsers = $this->project_users;
         if ($projectUsers) {
diff --git a/database/migrations/2025_11_11_140323_alert_companies_table.php b/database/migrations/2025_11_11_140323_alert_companies_table.php
index 1fc4ec1..3d86c1f 100644
--- a/database/migrations/2025_11_11_140323_alert_companies_table.php
+++ b/database/migrations/2025_11_11_140323_alert_companies_table.php
@@ -15,7 +15,7 @@ return new class extends Migration
     {
         Schema::table('companies', function (Blueprint $table) {
             // 更新日期
-            $table->dateTime('update_date')->useCurrent()->comment('更新日期');
+            $table->dateTime('update_date')->nullable()->comment('更新日期');
             // 管理平台
             $table->json('project_users')->nullable()->comment('管理平台');
         });