diff --git a/lib/Config/Menu.php b/lib/Config/Menu.php
index 8c0866ce7c..d224d0e4f0 100644
--- a/lib/Config/Menu.php
+++ b/lib/Config/Menu.php
@@ -35,7 +35,7 @@ if (!defined('ABSPATH')) exit;
 
 class Menu {
   const MAIN_PAGE_SLUG = 'mailpoet-newsletters';
-  const LAST_ANNOUNCEMENT_DATE = '2019-03-12 10:00:00';
+  const LAST_ANNOUNCEMENT_DATE = '2019-03-18 10:00:00';
 
   /** @var WooCommerceHelper */
   private $woocommerce_helper;
diff --git a/mailpoet.php b/mailpoet.php
index 665e248cf9..b287d9ba8f 100644
--- a/mailpoet.php
+++ b/mailpoet.php
@@ -4,7 +4,7 @@ if (!defined('ABSPATH')) exit;
 
 /*
  * Plugin Name: MailPoet 3 (New)
- * Version: 3.21.0
+ * Version: 3.21.1
  * Plugin URI: http://www.mailpoet.com
  * Description: Create and send newsletters, post notifications and welcome emails from your WordPress.
  * Author: MailPoet
@@ -18,7 +18,7 @@ if (!defined('ABSPATH')) exit;
  */
 
 $mailpoet_plugin = array(
-  'version' => '3.21.0',
+  'version' => '3.21.1',
   'filename' => __FILE__,
   'path' => dirname(__FILE__),
   'autoloader' => dirname(__FILE__) . '/vendor/autoload.php',
diff --git a/readme.txt b/readme.txt
index 854ccc6f1d..849e8c96af 100644
--- a/readme.txt
+++ b/readme.txt
@@ -3,7 +3,7 @@ Contributors: mailpoet, wysija
 Tags: email marketing, newsletter, newsletter subscribers, email, welcome email, post notification, WooCommerce emails, newsletter builder
 Requires at least: 4.7
 Tested up to: 5.1
-Stable tag: 3.21.0
+Stable tag: 3.21.1
 License: GPLv3
 License URI: https://www.gnu.org/licenses/gpl-3.0.html
 
@@ -172,6 +172,12 @@ Stop by our [support site](https://www.mailpoet.com/support).
 
 == Changelog ==
 
+= 3.21.1 - 2019-03-18 =
+* Improved: better highlighting when resizing widgets in editor;
+* Improved: sending with consistent FROM address;
+* Fixed: db connection issues for connections via socket. Thanks Nicolas!
+* Fixed: react console warnings when sending is paused.
+
 = 3.21.0 - 2019-03-11 =
 * Added: backwards compatibility method to fix 3rd party integrations;
 * Added: option to position the title of your post above the excerpt;