diff --git a/.changesets/reduce-rack-transaction-event-creation.md b/.changesets/reduce-rack-transaction-event-creation.md
deleted file mode 100644
index c62366f9e..000000000
--- a/.changesets/reduce-rack-transaction-event-creation.md
+++ /dev/null
@@ -1,6 +0,0 @@
----
-bump: patch
-type: change
----
-
-Minimize difference between Rack transaction duration and total child event durations.
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 172af4289..c224f22f4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # AppSignal for Ruby gem Changelog
 
+## 4.2.1
+
+_Published on 2024-12-04._
+
+### Changed
+
+- Minimize difference between Rack transaction duration and total child event durations. (patch [95c37802](https://github.com/appsignal/appsignal-ruby/commit/95c3780291241fa6de8d2c0ae9bb09d3ce42d18d))
+
 ## 4.2.0
 
 _Published on 2024-11-13._
diff --git a/lib/appsignal/version.rb b/lib/appsignal/version.rb
index f1da3320b..a0bf77934 100644
--- a/lib/appsignal/version.rb
+++ b/lib/appsignal/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Appsignal
-  VERSION = "4.2.0"
+  VERSION = "4.2.1"
 end