diff --git a/.github/workflows/formats.yml b/.github/workflows/formats.yml
index ab7c16a..50b36af 100644
--- a/.github/workflows/formats.yml
+++ b/.github/workflows/formats.yml
@@ -18,7 +18,7 @@ jobs:
     steps:
 
     - name: Checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Cache dependencies
       uses: actions/cache@v4
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 7ab8996..4937678 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -21,7 +21,7 @@ jobs:
     steps:
 
     - name: Checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Cache dependencies
       uses: actions/cache@v4
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4361b87..687f8b9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,11 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## v0.16.0 (2025-08-26)
+### Changed
+ - Changed underlying `openai/client` package version from 0.15.0 to 0.16.0
+ - HTTP 429 now throw a `RateLimitException` instead of a generic `ErrorException`
+
 ## v0.15.0 (2025-08-04)
 ### Added
 - Add facade for `containers`. ([#161](https://github.com/openai-php/laravel/pull/161))
diff --git a/composer.json b/composer.json
index 491a619..39309d3 100644
--- a/composer.json
+++ b/composer.json
@@ -13,7 +13,7 @@
         "php": "^8.2.0",
         "guzzlehttp/guzzle": "^7.9.3",
         "laravel/framework": "^11.29|^12.12",
-        "openai-php/client": "^0.15.0"
+        "openai-php/client": "^0.16.0"
     },
     "require-dev": {
         "laravel/pint": "^1.22.0",