diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 3504474f..6d492bee 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 2.12.35
+current_version = 2.12.36
 parse = (?P<major>\d+)
 	\.(?P<minor>\d+)
 	\.(?P<patch>\d+)
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ec17f40c..276484be 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
 # Changelog
 
+## [2.12.36](https://github.com/recurly/recurly-client-php/tree/2.12.36) (2023-01-11)
+
+[Full Changelog](https://github.com/recurly/recurly-client-php/compare/2.12.35...2.12.36)
+
+
+**Merged Pull Requests**
+
+- Add `preferred_time_zone` to Account [#734](https://github.com/recurly/recurly-client-php/pull/734) ([cbarton](https://github.com/cbarton))
+
+
+
 ## [2.12.35](https://github.com/recurly/recurly-client-php/tree/2.12.35) (2022-11-29)
 
 [Full Changelog](https://github.com/recurly/recurly-client-php/compare/2.12.34...2.12.35)
diff --git a/lib/recurly/client.php b/lib/recurly/client.php
index 81b12a31..5f8beaa0 100644
--- a/lib/recurly/client.php
+++ b/lib/recurly/client.php
@@ -51,7 +51,7 @@ class Recurly_Client
    */
   private static $apiUrl = 'https://%s.recurly.com/v2';
 
-  const API_CLIENT_VERSION = '2.12.35';
+  const API_CLIENT_VERSION = '2.12.36';
   const DEFAULT_ENCODING = 'UTF-8';
 
   const GET = 'GET';