diff --git a/CHANGELOG.md b/CHANGELOG.md
index ff18d7c02..12140ce64 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## Main (unreleased)
 
+## v264 (2023/12/25)
+
+- Ruby 3.3.0 is now available
+
 ## v263 (2023/12/11)
 
 - Ruby 3.3.0-rc1 is now available (https://github.com/heroku/heroku-buildpack-ruby/pull/1411)
diff --git a/lib/language_pack/version.rb b/lib/language_pack/version.rb
index ba1f83000..d58bf44db 100644
--- a/lib/language_pack/version.rb
+++ b/lib/language_pack/version.rb
@@ -2,6 +2,6 @@
 
 module LanguagePack
   class LanguagePack::Base
-    BUILDPACK_VERSION = "v263"
+    BUILDPACK_VERSION = "v264"
   end
 end