diff --git a/onesignal.php b/onesignal.php
index 90018a5..63664b9 100644
--- a/onesignal.php
+++ b/onesignal.php
@@ -6,7 +6,7 @@
  * Plugin Name: OneSignal Push Notifications
  * Plugin URI: https://onesignal.com/
  * Description: Free web push notifications.
- * Version: 2.2.3
+ * Version: 2.2.4
  * Author: OneSignal
  * Author URI: https://onesignal.com
  * License: MIT
diff --git a/readme.txt b/readme.txt
index 58050e7..5948108 100644
--- a/readme.txt
+++ b/readme.txt
@@ -3,8 +3,8 @@ Contributors: OneSignal
 Donate link: https://onesignal.com
 Tags: push notification, push notifications, desktop notifications, mobile notifications, chrome push, android, android notification, android notifications, android push, desktop notification, firefox, firefox push, mobile, mobile notification, notification, notifications, notify, onesignal, push, push messages, safari, safari push, web push, chrome
 Requires at least: 3.8
-Tested up to: 5.8
-Stable tag: 2.2.3
+Tested up to: 5.9
+Stable tag: 2.2.4
 License: GPLv2 or later
 License URI: http://www.gnu.org/licenses/gpl-2.0.html
 
@@ -67,6 +67,10 @@ HTTPS Setup Video: [youtube https://www.youtube.com/watch?v=BeTZ2KgytC0]
 
 == Changelog ==
 
+= 2.2.4 =
+
+- Update tested up to tag (5.9)
+
 = 2.2.3 =
 
 - Includes minor (non-critical) security improvements to notification customization functionality