diff --git a/CHANGELOG.md b/CHANGELOG.md
index e442eda3e..e4b19d177 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## [Unreleased]
 
+
+## [v351] - 2026-08-18
+
 - Updated pip from 26.1.2 to 26.2.1. ([#2129](https://github.com/heroku/heroku-buildpack-python/pull/2129))
 - Updated Pipenv from 2026.6.2 to 2026.7.1. ([#2129](https://github.com/heroku/heroku-buildpack-python/pull/2129))
 - Updated uv from 0.11.33 to 0.12.5. ([#2129](https://github.com/heroku/heroku-buildpack-python/pull/2129))
@@ -1565,7 +1568,8 @@ Default Python is now latest 2.7.10. Updated pip and Distribute.
 - Setuptools updated to v16.0
 - pip updated to v7.0.1
 
-[unreleased]: https://github.com/heroku/heroku-buildpack-python/compare/v350...main
+[unreleased]: https://github.com/heroku/heroku-buildpack-python/compare/v351...main
+[v351]: https://github.com/heroku/heroku-buildpack-python/compare/v350...v351
 [v350]: https://github.com/heroku/heroku-buildpack-python/compare/v349...v350
 [v349]: https://github.com/heroku/heroku-buildpack-python/compare/v348...v349
 [v348]: https://github.com/heroku/heroku-buildpack-python/compare/v347...v348