diff --git a/CHANGELOG.md b/CHANGELOG.md
index f8a0fee0b..c28681561 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## [Unreleased]
 
+
+## [v273] - 2024-06-26
+
 - Native Gemfile.lock support for Windows Ruby users with Bundler 2.2+ (https://github.com/heroku/heroku-buildpack-ruby/pull/1469)
 
 ## [v272] - 2024-06-13
@@ -1539,7 +1542,8 @@ Bugfixes:
 * Change gem detection to use lockfile parser
 * use `$RACK_ENV` when thin is detected for rack apps
 
-[unreleased]: https://github.com/heroku/heroku-buildpack-ruby/compare/v272...main
+[unreleased]: https://github.com/heroku/heroku-buildpack-ruby/compare/v273...main
+[v273]: https://github.com/heroku/heroku-buildpack-ruby/compare/v272...v273
 [v272]: https://github.com/heroku/heroku-buildpack-ruby/compare/v271...v272
 [v271]: https://github.com/heroku/heroku-buildpack-ruby/compare/v270...v271
 [v271]: https://github.com/heroku/heroku-buildpack-ruby/compare/v270...v271
diff --git a/changelogs/unreleased/windows_gemfile.md b/changelogs/v273/windows_gemfile.md
similarity index 100%
rename from changelogs/unreleased/windows_gemfile.md
rename to changelogs/v273/windows_gemfile.md
diff --git a/lib/language_pack/version.rb b/lib/language_pack/version.rb
index b9a7ea4df..da1b7e700 100644
--- a/lib/language_pack/version.rb
+++ b/lib/language_pack/version.rb
@@ -2,6 +2,6 @@
 
 module LanguagePack
   class LanguagePack::Base
-    BUILDPACK_VERSION = "v272"
+    BUILDPACK_VERSION = "v273"
   end
 end