diff --git a/app/Models/Orders/Order.php b/app/Models/Orders/Order.php
index 39a0d61..205d288 100644
--- a/app/Models/Orders/Order.php
+++ b/app/Models/Orders/Order.php
@@ -3,6 +3,7 @@
 namespace App\Models\Orders;
 
 use App\Models\Items\Item;
+use App\Models\Production\WorkOrder;
 use App\Models\Quote\Quote;
 use App\Traits\BelongsToTenant;
 use Illuminate\Database\Eloquent\Model;
@@ -132,6 +133,14 @@ public function item(): BelongsTo
         return $this->belongsTo(Item::class, 'item_id');
     }
 
+    /**
+     * 작업지시 목록
+     */
+    public function workOrders(): HasMany
+    {
+        return $this->hasMany(WorkOrder::class, 'sales_order_id');
+    }
+
     /**
      * 품목들로부터 금액 합계 재계산
      */