diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0d212c1..6db1738 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,7 +6,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 Check our main [developer changelog](https://developer.paddle.com/?utm_source=dx&utm_medium=paddle-python-sdk) for information about changes to the Paddle Billing platform, the Paddle API, and other developer tools.
 
-## Unreleased
+## 1.16.0 - 2026-10-23
 
 ### Added
 
diff --git a/paddle_billing/Client.py b/paddle_billing/Client.py
index fb0f0ee..4b95fa8 100644
--- a/paddle_billing/Client.py
+++ b/paddle_billing/Client.py
@@ -211,7 +211,7 @@ def build_request_session(self) -> Session:
                 "Authorization": f"Bearer {self.__api_key}",
                 "Content-Type": "application/json",
                 "Paddle-Version": str(self.use_api_version),
-                "User-Agent": "PaddleSDK/python 1.15.0",
+                "User-Agent": "PaddleSDK/python 1.16.0",
             }
         )
 
diff --git a/setup.py b/setup.py
index 8e232d9..d50af06 100644
--- a/setup.py
+++ b/setup.py
@@ -1,7 +1,7 @@
 from setuptools import setup, find_packages
 
 setup(
-    version="1.15.0",
+    version="1.16.0",
     author="Paddle and contributors",
     author_email="team-dx@paddle.com",
     description="Paddle's Python SDK for Paddle Billing",