diff --git a/README.md b/README.md
index 907d9408c59..c4b026cf591 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ An easier path to great Page Experience for everyone. Powered by AMP.
 **Tags:** [page experience](https://wordpress.org/plugins/tags/page-experience), [performance](https://wordpress.org/plugins/tags/performance), [amp](https://wordpress.org/plugins/tags/amp), [mobile](https://wordpress.org/plugins/tags/mobile), [optimization](https://wordpress.org/plugins/tags/optimization), [accelerated mobile pages](https://wordpress.org/plugins/tags/accelerated-mobile-pages)  
 **Requires at least:** 4.9  
 **Tested up to:** 6.3  
-**Stable tag:** 2.4.1  
+**Stable tag:** 2.4.2  
 **License:** [GPLv2 or later](http://www.gnu.org/licenses/gpl-2.0.html)  
 **Requires PHP:** 7.0
 
diff --git a/amp.php b/amp.php
index 52cabc9fc7c..e2591ddbf56 100644
--- a/amp.php
+++ b/amp.php
@@ -5,7 +5,7 @@
  * Plugin URI: https://amp-wp.org
  * Author: AMP Project Contributors
  * Author URI: https://github.com/ampproject/amp-wp/graphs/contributors
- * Version: 2.4.2-RC2
+ * Version: 2.4.2
  * License: GPLv2 or later
  * Requires at least: 4.9
  * Requires PHP: 7.0
@@ -15,7 +15,7 @@
 
 define( 'AMP__FILE__', __FILE__ );
 define( 'AMP__DIR__', dirname( __FILE__ ) );
-define( 'AMP__VERSION', '2.4.2-RC2' );
+define( 'AMP__VERSION', '2.4.2' );
 
 /**
  * Errors encountered while loading the plugin.