diff --git a/database/migrations/2025_05_23_055307_create_rooms_table.php b/database/migrations/2025_05_23_055307_create_rooms_table.php
index d4468c7..8db0944 100644
--- a/database/migrations/2025_05_23_055307_create_rooms_table.php
+++ b/database/migrations/2025_05_23_055307_create_rooms_table.php
@@ -13,7 +13,7 @@ return new class extends Migration
     {
         Schema::create('rooms', function (Blueprint $table) {
             $table->id();
-            $table->foreignId('branch_id')->constrained()->onDelete('cascade')->comment('關聯分店');
+            $table->foreignId('branch_id')->comment('關聯分店');
             $table->unsignedTinyInteger('floor')->default(1)->comment('樓層'); // 可根據實際狀況決定預設值
             $table->enum('type',['unset', 'pc','svr'])->default('unset')->comment('包廂類別');
             $table->string('name')->comment('包廂名稱');