diff --git a/CHANGELOG.md b/CHANGELOG.md
index 851ead0..52da529 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,22 @@ This projects adheres to [Semantic Versioning](http://semver.org/) and [Keep a C
 ## [Unreleased][unreleased]
 -
 
+## [4.2.4] - 2024-03-26
+
+### Changed
+
+- Fixed "All output should be run through an escaping function". ([f71ca74](https://github.com/pronamic/wp-pronamic-pay-event-espresso/commit/f71ca74367fca18a149d7b55c1feaafce2b776ac))
+
+### Composer
+
+- Changed `php` from `>=7.4` to `>=8.0`.
+- Changed `wp-pay/core` from `^4.6` to `v4.16.0`.
+	Release notes: https://github.com/pronamic/wp-pay-core/releases/tag/v4.16.0
+
+Full set of changes: [`4.2.3...4.2.4`][4.2.4]
+
+[4.2.4]: https://github.com/pronamic/wp-pronamic-pay-event-espresso/compare/v4.2.3...v4.2.4
+
 ## [4.2.3] - 2023-06-01
 
 ### Commits
diff --git a/package.json b/package.json
index e4003a9..c2951ff 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "event-espresso",
-  "version": "4.2.3",
+  "version": "4.2.4",
   "description": "Event Espresso driver for the WordPress payment processing library.",
   "repository": {
     "type": "git",
diff --git a/pronamic-pay-event-espresso.php b/pronamic-pay-event-espresso.php
index cdce182..5ccf567 100644
--- a/pronamic-pay-event-espresso.php
+++ b/pronamic-pay-event-espresso.php
@@ -4,7 +4,7 @@
  * Plugin URI: https://www.pronamic.eu/plugins/pronamic-pay-event-espresso/
  * Description: Extend the Pronamic Pay plugin with Event Espresso support to receive payments through a variety of payment providers.
  *
- * Version: 4.2.3
+ * Version: 4.2.4
  * Requires at least: 4.7
  * Requires PHP: 7.4
  *