diff --git a/plugin.php b/plugin.php
index 89cca4dc..44368a4a 100644
--- a/plugin.php
+++ b/plugin.php
@@ -5,7 +5,7 @@
  * Description: Plugin Check is a WordPress.org tool which provides checks to help plugins meet the directory requirements and follow various best practices.
  * Requires at least: 6.3
  * Requires PHP: 7.4
- * Version: 1.3.1
+ * Version: 1.4.0
  * Author: WordPress Performance Team and Plugin Review Team
  * License: GPLv2 or later
  * License URI: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
@@ -16,7 +16,7 @@
 
 use WordPress\Plugin_Check\Plugin_Main;
 
-define( 'WP_PLUGIN_CHECK_VERSION', '1.3.1' );
+define( 'WP_PLUGIN_CHECK_VERSION', '1.4.0' );
 define( 'WP_PLUGIN_CHECK_MINIMUM_PHP', '7.4' );
 define( 'WP_PLUGIN_CHECK_MAIN_FILE', __FILE__ );
 define( 'WP_PLUGIN_CHECK_PLUGIN_DIR_PATH', plugin_dir_path( WP_PLUGIN_CHECK_MAIN_FILE ) );
diff --git a/readme.txt b/readme.txt
index 1cfc7d85..7c77aaf2 100644
--- a/readme.txt
+++ b/readme.txt
@@ -2,7 +2,7 @@
 
 Contributors:      wordpressdotorg
 Tested up to:      6.7
-Stable tag:        1.3.1
+Stable tag:        1.4.0
 License:           GPLv2 or later
 License URI:       https://www.gnu.org/licenses/gpl-2.0.html
 Tags:              plugin best practices, testing, accessibility, performance, security
@@ -68,6 +68,26 @@ In any case, passing the checks in this tool likely helps to achieve a smooth pl
 
 == Changelog ==
 
+= 1.4.0 =
+
+* Enhancement - Allow ISC license in the License check.
+* Enhancement - Added check for use of settings with sanitization callback.
+* Enhancement - Added --ignore-codes in CLI to introduce a mechanism to ignore specific error codes.
+* Enhancement - New utils for fetching necessary version info details.
+* Enhancement - Added check for unsupported plugin name in plugin header field.
+* Enhancement - Segregate the severity of i18n checks. Make sure that is giving errors in the right context.
+* Enhancement - Provide more detailed information about checks when the README does not include a tested version or a list of contributors.
+* Enhancement - Added rules from WPCS to prevent issues with content being sent before headers and warn about the use of Call-time pass-by-reference.
+* Enhancement - Give more context in the error of check wrong named files.
+* Enhancement - Simplified PHPUnit setup. Now it does not depend of running inside a WordPress installation.
+* Enhancement - Added new check for restricted contributors.
+* Fix - Delete transients in unit tests to avoid false positives.
+* Fix - Incorrect Tested up to version comparison will make error for two major versions up.
+* Fix - Excluded the use of functions file_get_contents and file_put_contents in the check to prevent false positives.
+* Fix - Duplicated error message in the check for wrong named files.
+* Fix - Use of Json encode wasn't firing the error message.
+* Fix - Change error type of NonEnqueuedImage in ImageFunctions sniff from ERROR to WARNING.
+
 = 1.3.1 =
 
 * Enhancement - Add version utilities.