diff --git a/OPENAPI_VERSION b/OPENAPI_VERSION
index 91bb63fb5..6ed31bffd 100644
--- a/OPENAPI_VERSION
+++ b/OPENAPI_VERSION
@@ -1 +1 @@
-v285
\ No newline at end of file
+v293
\ No newline at end of file
diff --git a/lib/Invoice.php b/lib/Invoice.php
index df3ef2aa5..e1be77f70 100644
--- a/lib/Invoice.php
+++ b/lib/Invoice.php
@@ -149,6 +149,8 @@ class Invoice extends ApiResource
     const COLLECTION_METHOD_CHARGE_AUTOMATICALLY = 'charge_automatically';
     const COLLECTION_METHOD_SEND_INVOICE = 'send_invoice';
 
+    /** @deprecated */
+    const STATUS_DELETED = 'deleted';
     const STATUS_DRAFT = 'draft';
     const STATUS_OPEN = 'open';
     const STATUS_PAID = 'paid';
diff --git a/lib/Refund.php b/lib/Refund.php
index 8692f03a4..0db94749b 100644
--- a/lib/Refund.php
+++ b/lib/Refund.php
@@ -21,7 +21,7 @@
  * @property null|string $description An arbitrary string attached to the object. Often useful for displaying to users. (Available on non-card refunds only)
  * @property null|string|\Stripe\BalanceTransaction $failure_balance_transaction If the refund failed, this balance transaction describes the adjustment made on your account balance that reverses the initial balance transaction.
  * @property null|string $failure_reason If the refund failed, the reason for refund failure if known. Possible values are <code>lost_or_stolen_card</code>, <code>expired_or_canceled_card</code>, <code>charge_for_pending_refund_disputed</code>, <code>insufficient_funds</code>, <code>declined</code>, <code>merchant_request</code> or <code>unknown</code>.
- * @property null|string $instructions_email Email to which refund instructions, if required, are sent to.
+ * @property null|string $instructions_email For payment methods without native refund support (e.g., Konbini, PromptPay), email for the customer to receive refund instructions.
  * @property null|\Stripe\StripeObject $metadata Set of <a href="https://stripe.com/docs/api/metadata">key-value pairs</a> that you can attach to an object. This can be useful for storing additional information about the object in a structured format.
  * @property null|\Stripe\StripeObject $next_action
  * @property null|string|\Stripe\PaymentIntent $payment_intent ID of the PaymentIntent that was refunded.
diff --git a/lib/Tax/Calculation.php b/lib/Tax/Calculation.php
index c8ab80d5a..ac0ba8676 100644
--- a/lib/Tax/Calculation.php
+++ b/lib/Tax/Calculation.php
@@ -5,8 +5,10 @@
 namespace Stripe\Tax;
 
 /**
- * A Tax <code>Calculation</code> allows you to calculate the tax to collect from
- * your customer.
+ * A Tax Calculation allows you to calculate the tax to collect from your customer.
+ *
+ * Related guide: <a href="https://stripe.com/docs/tax/custom">Calculate tax in
+ * your custom payment flow</a>.
  *
  * @property null|string $id Unique identifier for the calculation.
  * @property string $object String representing the object's type. Objects of the same type share the same value.
diff --git a/lib/Tax/Transaction.php b/lib/Tax/Transaction.php
index 2b273a890..b3c816761 100644
--- a/lib/Tax/Transaction.php
+++ b/lib/Tax/Transaction.php
@@ -5,7 +5,11 @@
 namespace Stripe\Tax;
 
 /**
- * A Tax transaction records the tax collected from or refunded to your customer.
+ * A Tax Transaction records the tax collected from or refunded to your customer.
+ *
+ * Related guide: <a
+ * href="https://stripe.com/docs/tax/custom#tax-transaction">Calculate tax in your
+ * custom payment flow</a>.
  *
  * @property string $id Unique identifier for the transaction.
  * @property string $object String representing the object's type. Objects of the same type share the same value.