diff --git a/readme.txt b/readme.txt
index f9d2518a..eba412fc 100644
--- a/readme.txt
+++ b/readme.txt
@@ -2,10 +2,10 @@
 Contributors: takayukister
 Donate link: https://contactform7.com/donate/
 Tags: contact form, schema-woven validation
-Requires at least: 6.5
+Tested up to: 6.7
+Requires at least: 6.6
 Requires PHP: 7.4
-Tested up to: 6.6
-Stable tag: 5.9.6
+Stable tag: 5.9.8
 License: GPLv2 or later
 License URI: https://www.gnu.org/licenses/gpl-2.0.html
 
@@ -40,13 +40,6 @@ If you activate certain features in this plugin, the contact form submitter's pe
 * [Brevo](https://www.brevo.com/legal/privacypolicy/)
 * [Stripe](https://stripe.com/privacy)
 
-= Recommended plugins =
-
-The following plugins are recommended for Contact Form 7 users:
-
-* [Flamingo](https://wordpress.org/plugins/flamingo/) by Takayuki Miyoshi - With Flamingo, you can save submitted messages via contact forms in the database.
-* [Bogo](https://wordpress.org/plugins/bogo/) by Takayuki Miyoshi - Bogo is a straight-forward multilingual plugin that does not cause headaches.
-
 == Installation ==
 
 1. Upload the entire `contact-form-7` folder to the `/wp-content/plugins/` directory.
@@ -74,6 +67,10 @@ Do you have questions or issues with Contact Form 7? Use these support channels
 
 For more information, see [Releases](https://contactform7.com/category/releases/).
 
+= 6.0 =
+
+[https://contactform7.com/contact-form-7-60/](https://contactform7.com/contact-form-7-60/)
+
 = 5.9.7 =
 
 [https://contactform7.com/contact-form-7-597/](https://contactform7.com/contact-form-7-597/)
@@ -102,36 +99,4 @@ For more information, see [Releases](https://contactform7.com/category/releases/
 
 [https://contactform7.com/contact-form-7-59/](https://contactform7.com/contact-form-7-59/)
 
-= 5.8.7 =
-
-[https://contactform7.com/contact-form-7-587/](https://contactform7.com/contact-form-7-587/)
-
-= 5.8.6 =
-
-[https://contactform7.com/contact-form-7-586/](https://contactform7.com/contact-form-7-586/)
-
-= 5.8.5 =
-
-[https://contactform7.com/contact-form-7-585/](https://contactform7.com/contact-form-7-585/)
-
-= 5.8.4 =
-
-[https://contactform7.com/contact-form-7-584/](https://contactform7.com/contact-form-7-584/)
-
-= 5.8.3 =
-
-[https://contactform7.com/contact-form-7-583/](https://contactform7.com/contact-form-7-583/)
-
-= 5.8.2 =
-
-[https://contactform7.com/contact-form-7-582/](https://contactform7.com/contact-form-7-582/)
-
-= 5.8.1 =
-
-[https://contactform7.com/contact-form-7-581/](https://contactform7.com/contact-form-7-581/)
-
-= 5.8 =
-
-[https://contactform7.com/contact-form-7-58/](https://contactform7.com/contact-form-7-58/)
-
 == Upgrade Notice ==
diff --git a/wp-contact-form-7.php b/wp-contact-form-7.php
index 2e8d0015..9b25db95 100644
--- a/wp-contact-form-7.php
+++ b/wp-contact-form-7.php
@@ -7,14 +7,14 @@
  * Author URI: https://ideasilo.wordpress.com/
  * License: GPL v2 or later
  * License URI: https://www.gnu.org/licenses/gpl-2.0.html
- * Version: 6.0-dev
- * Requires at least: 6.5
+ * Version: 6.0
+ * Requires at least: 6.6
  * Requires PHP: 7.4
  */
 
-define( 'WPCF7_VERSION', '6.0-dev' );
+define( 'WPCF7_VERSION', '6.0' );
 
-define( 'WPCF7_REQUIRED_WP_VERSION', '6.5' );
+define( 'WPCF7_REQUIRED_WP_VERSION', '6.6' );
 
 define( 'WPCF7_TEXT_DOMAIN', 'contact-form-7' );