diff --git a/_build/api.yaml b/_build/api.yaml
index eb515ce..93c617d 100644
--- a/_build/api.yaml
+++ b/_build/api.yaml
@@ -16166,6 +16166,7 @@ components:
             failed
           example: 3
           format: int8
+          nullable: true
           type: integer
         metadata:
           additionalProperties: true
diff --git a/schemas/orders/order_response.yml b/schemas/orders/order_response.yml
index b35e1a2..81bac31 100644
--- a/schemas/orders/order_response.yml
+++ b/schemas/orders/order_response.yml
@@ -76,6 +76,7 @@ properties:
         example: 3
         format: int8
         description: "Number of retries allowed before the checkout is marked as failed"
+        nullable: true
       metadata:
         additionalProperties: true
         maxProperties: 100