diff --git a/CHANGELOG.md b/CHANGELOG.md
index de9b179..bb61fab 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,16 +8,21 @@ Changelog
 * Add `bugsnag.__version__` attribute for programmatic version checking as per PEP 396 specification
   [#409](https://github.com/bugsnag/bugsnag-python/pull/409)
 
-## v4.8.0 (2024-07-08)
+## v4.8.1 (2026-01-23)
+
+### Changes
+
+* Amend secondary instance URL to bugsnag.smartbear.com
+  [#400](https://github.com/bugsnag/bugsnag-python/pull/400)
+
+## v4.8.0 (2025-07-08)
 
 ### Enhancements
 
 * Remove deprecated `datetime.utcnow()` method call from utils class
   [#394](https://github.com/bugsnag/bugsnag-python/pull/394).
 * Set default endpoints based on API key
-  [#399](https://github.com/bugsnag/bugsnag-php/pull/399)
-* Amend secondary instance URL to bugsnag.smartbear.com
-  [#400](https://github.com/bugsnag/bugsnag-php/pull/399)
+  [#399](https://github.com/bugsnag/bugsnag-python/pull/399)
 
 ## v4.7.1 (2024-05-22)
 
diff --git a/setup.py b/setup.py
index dccb2fb..c7814df 100755
--- a/setup.py
+++ b/setup.py
@@ -14,7 +14,7 @@
 
 setup(
     name='bugsnag',
-    version='4.8.0',
+    version='4.8.1',
     description='Automatic error monitoring for django, flask, etc.',
     long_description=__doc__,
     author='Simon Maynard',