diff --git a/packages/orders/package.json b/packages/orders/package.json
index 175896e..1a3bfe1 100644
--- a/packages/orders/package.json
+++ b/packages/orders/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@planetadeleste/pinia-orm-orders",
-  "version": "1.0.3",
+  "version": "1.0.4",
   "description": "",
   "repository": {
     "type": "git",
diff --git a/packages/orders/src/models/OrderPosition.ts b/packages/orders/src/models/OrderPosition.ts
index f7cbffc..9322981 100644
--- a/packages/orders/src/models/OrderPosition.ts
+++ b/packages/orders/src/models/OrderPosition.ts
@@ -8,7 +8,89 @@ class OrderPosition extends Model {
   static namespace = "orders";
 
   static fields(): ModelFields {
-    return {
+    const arExtraFields: string[] = [
+      "discount_total_price",
+      "discount_total_price_per_unit",
+      "discount_total_price_per_unit_value",
+      "discount_total_price_per_unit_with_tax",
+      "discount_total_price_per_unit_with_tax_value",
+      "discount_total_price_per_unit_without_tax",
+      "discount_total_price_per_unit_without_tax_value",
+      "discount_total_price_value",
+      "discount_total_price_with_tax",
+      "discount_total_price_with_tax_value",
+      "discount_total_price_without_tax",
+      "discount_total_price_without_tax_value",
+      "increase_total_price",
+      "increase_total_price_per_unit",
+      "increase_total_price_per_unit_value",
+      "increase_total_price_per_unit_with_tax",
+      "increase_total_price_per_unit_with_tax_value",
+      "increase_total_price_per_unit_without_tax",
+      "increase_total_price_per_unit_without_tax_value",
+      "increase_total_price_value",
+      "increase_total_price_with_tax",
+      "increase_total_price_with_tax_value",
+      "increase_total_price_without_tax",
+      "increase_total_price_without_tax_value",
+      "old_price",
+      "old_price_value",
+      "old_price_with_tax",
+      "old_price_with_tax_value",
+      "old_price_without_tax",
+      "old_price_without_tax_value",
+      "old_total_price",
+      "old_total_price_per_unit",
+      "old_total_price_per_unit_value",
+      "old_total_price_per_unit_with_tax",
+      "old_total_price_per_unit_with_tax_value",
+      "old_total_price_per_unit_without_tax",
+      "old_total_price_per_unit_without_tax_value",
+      "old_total_price_value",
+      "old_total_price_with_tax",
+      "old_total_price_with_tax_value",
+      "old_total_price_without_tax",
+      "old_total_price_without_tax_value",
+      "price_value",
+      "price_with_tax",
+      "price_with_tax_value",
+      "price_without_tax",
+      "price_without_tax_value",
+      "tax_discount_total_price",
+      "tax_discount_total_price_per_unit",
+      "tax_discount_total_price_per_unit_value",
+      "tax_discount_total_price_value",
+      "tax_increase_total_price",
+      "tax_increase_total_price_per_unit",
+      "tax_increase_total_price_per_unit_value",
+      "tax_increase_total_price_value",
+      "tax_old_price",
+      "tax_old_price_value",
+      "tax_old_total_price",
+      "tax_old_total_price_per_unit",
+      "tax_old_total_price_per_unit_value",
+      "tax_old_total_price_value",
+      "tax_percent",
+      "tax_price",
+      "tax_price_value",
+      "tax_total_price",
+      "tax_total_price_per_unit",
+      "tax_total_price_per_unit_value",
+      "tax_total_price_value",
+      "total_price",
+      "total_price_per_unit",
+      "total_price_per_unit_value",
+      "total_price_per_unit_with_tax",
+      "total_price_per_unit_with_tax_value",
+      "total_price_per_unit_without_tax",
+      "total_price_per_unit_without_tax_value",
+      "total_price_value",
+      "total_price_with_tax",
+      "total_price_with_tax_value",
+      "total_price_without_tax",
+      "total_price_without_tax_value",
+    ];
+    const obMainProps: ModelFields = {
       id: this.attr(""),
       order_id: this.attr(null),
       item_id: this.attr(null),
@@ -24,6 +106,12 @@ class OrderPosition extends Model {
 
       order: this.belongsTo(Order, "order_id"),
     };
+
+    for (const sValue of arExtraFields) {
+      obMainProps[sValue] = this.attr(null);
+    }
+
+    return obMainProps;
   }
 }