diff --git a/lib/BankAccount.php b/lib/BankAccount.php
index 729b400be..40eca41c5 100644
--- a/lib/BankAccount.php
+++ b/lib/BankAccount.php
@@ -23,6 +23,7 @@
  * @property null|string|\Stripe\Account $account The ID of the account that the bank account is associated with.
  * @property null|string $account_holder_name The name of the person or business that owns the bank account.
  * @property null|string $account_holder_type The type of entity that holds the account. This can be either <code>individual</code> or <code>company</code>.
+ * @property null|string[] $available_payout_methods A set of available payout methods for this bank account. Only values from this set should be passed as the <code>method</code> when creating a payout.
  * @property null|string $bank_name Name of the bank associated with the routing number (e.g., <code>WELLS FARGO</code>).
  * @property string $country Two-letter ISO code representing the country the bank account is located in.
  * @property string $currency Three-letter <a href="https://stripe.com/docs/payouts">ISO code for the currency</a> paid out to the bank account.
diff --git a/lib/Checkout/Session.php b/lib/Checkout/Session.php
index 0feb134e9..91d45dc67 100644
--- a/lib/Checkout/Session.php
+++ b/lib/Checkout/Session.php
@@ -40,6 +40,7 @@
  * @property null|string $mode The mode of the Checkout Session, one of <code>payment</code>, <code>setup</code>, or <code>subscription</code>.
  * @property null|string|\Stripe\PaymentIntent $payment_intent The ID of the PaymentIntent for Checkout Sessions in <code>payment</code> mode.
  * @property string[] $payment_method_types A list of the types of payment methods (e.g. card) this Checkout Session is allowed to accept.
+ * @property string $payment_status The payment status of the Checkout Session, one of <code>paid</code>, <code>unpaid</code>, or <code>no_payment_required</code>. You can use this value to decide when to fulfill your customer's order.
  * @property null|string|\Stripe\SetupIntent $setup_intent The ID of the SetupIntent for Checkout Sessions in <code>setup</code> mode.
  * @property null|\Stripe\StripeObject $shipping Shipping information for this Checkout Session.
  * @property null|\Stripe\StripeObject $shipping_address_collection When set, provides configuration for Checkout to collect a shipping address from a customer.
@@ -60,6 +61,10 @@ class Session extends \Stripe\ApiResource
     const BILLING_ADDRESS_COLLECTION_AUTO = 'auto';
     const BILLING_ADDRESS_COLLECTION_REQUIRED = 'required';
 
+    const PAYMENT_STATUS_NO_PAYMENT_REQUIRED = 'no_payment_required';
+    const PAYMENT_STATUS_PAID = 'paid';
+    const PAYMENT_STATUS_UNPAID = 'unpaid';
+
     const SUBMIT_TYPE_AUTO = 'auto';
     const SUBMIT_TYPE_BOOK = 'book';
     const SUBMIT_TYPE_DONATE = 'donate';