diff --git a/app/Filament/Resources/UserResource.php b/app/Filament/Resources/UserResource.php
index e0a5921..dbe4daf 100644
--- a/app/Filament/Resources/UserResource.php
+++ b/app/Filament/Resources/UserResource.php
@@ -229,8 +229,15 @@ class UserResource extends Resource
                     ->toggleable(),
                 Tables\Columns\TextColumn::make('permissions_count')
                     ->label('权限数量')
-                    ->counts('permissions')
-                    ->sortable()
+                    ->getStateUsing(function (User $record): int {
+                        // 获取用户所有权限（包括通过角色继承的）
+                        return $record->getAllPermissions()->count();
+                    })
+                    ->sortable(query: function ($query, string $direction): void {
+                        // 使用子查询进行排序
+                        $query->withCount('permissions')
+                            ->orderBy('permissions_count', $direction);
+                    })
                     ->toggleable(),
                 Tables\Columns\TextColumn::make('created_at')
                     ->label('创建时间')