diff --git a/CHANGELOG.md b/CHANGELOG.md
index 91b3e5b8..3500eb0a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,22 @@
 # Changelog
+## 15.5.0 - 2025-08-27
+* [#1638](https://github.com/stripe/stripe-ruby/pull/1638) Add section on private preview SDKs in readme
+* [#1631](https://github.com/stripe/stripe-ruby/pull/1631) Update generated code. This release changes the pinned API version to `2025-08-27.basil`.
+  * Add support for `balance_report`, `payout_details`, and `payout_reconciliation_report` on `AccountSession::Component` and `AccountSession::CreateParams::Component`
+  * Add support for `name` on `BillingPortal::Configuration::CreateParams`, `BillingPortal::Configuration::UpdateParams`, and `BillingPortal::Configuration`
+  * Add support for `installments` on `Charge::PaymentMethodDetail::Alma`
+  * Add support for `transaction_id` on `Charge::PaymentMethodDetail::Alma`, `Charge::PaymentMethodDetail::AmazonPay`, `Charge::PaymentMethodDetail::Billie`, `Charge::PaymentMethodDetail::KakaoPay`, `Charge::PaymentMethodDetail::KrCard`, `Charge::PaymentMethodDetail::NaverPay`, `Charge::PaymentMethodDetail::Payco`, `Charge::PaymentMethodDetail::RevolutPay`, `Charge::PaymentMethodDetail::SamsungPay`, and `Charge::PaymentMethodDetail::Satispay`
+  * Add support for `location` and `reader` on `Charge::PaymentMethodDetail::Paynow`
+  * Add support for `amount_includes_iof` on `Checkout::Session::CreateParams::PaymentMethodOption::Pix`, `Checkout::Session::PaymentMethodOption::Pix`, `PaymentIntent::ConfirmParams::PaymentMethodOption::Pix`, `PaymentIntent::CreateParams::PaymentMethodOption::Pix`, `PaymentIntent::PaymentMethodOption::Pix`, and `PaymentIntent::UpdateParams::PaymentMethodOption::Pix`
+  * Add support for `metadata` and `period` on `Invoice::CreatePreviewParams::ScheduleDetail::Phase::AddInvoiceItem`, `Subscription::CreateParams::AddInvoiceItem`, `Subscription::UpdateParams::AddInvoiceItem`, `SubscriptionSchedule::CreateParams::Phase::AddInvoiceItem`, `SubscriptionSchedule::Phase::AddInvoiceItem`, and `SubscriptionSchedule::UpdateParams::Phase::AddInvoiceItem`
+  * Add support for `exp_month` and `exp_year` on `Issuing::Card::CreateParams`
+  * Add support for `excluded_payment_method_types` on `PaymentIntent::CreateParams` and `PaymentIntent`
+  * Add support for `payout_method` on `Payout::CreateParams` and `Payout`
+  * Add support for `mxn` on `Terminal::Configuration::CreateParams::Tipping`, `Terminal::Configuration::Tipping`, and `Terminal::Configuration::UpdateParams::Tipping`
+  * Add support for `card` on `Terminal::Reader::PresentPaymentMethodParams`
+* [#1637](https://github.com/stripe/stripe-ruby/pull/1637) Add `stripe_client` usage tracking for StripeClient
+* [#1633](https://github.com/stripe/stripe-ruby/pull/1633) Remove double `T.nilable` before every emptyable field in update methods
+
 ## 15.4.0 - 2025-07-30
 This release changes the pinned API version to `2025-07-30.basil`.
 
diff --git a/VERSION b/VERSION
index c915b5db..188dd74f 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-15.4.0
+15.5.0
diff --git a/lib/stripe/version.rb b/lib/stripe/version.rb
index 07eb91a8..baa3ba7d 100644
--- a/lib/stripe/version.rb
+++ b/lib/stripe/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Stripe
-  VERSION = "15.4.0"
+  VERSION = "15.5.0"
 end