diff --git a/plugin.php b/plugin.php
index 3ff327f9..8de44418 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: 7.2.24
- * Version: 1.1.0
+ * Version: 1.2.0
  * 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', '1.1.0' );
+define( 'WP_PLUGIN_CHECK_VERSION', '1.2.0' );
 define( 'WP_PLUGIN_CHECK_MINIMUM_PHP', '7.2.24' );
 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 c9c242a8..e35096a1 100644
--- a/readme.txt
+++ b/readme.txt
@@ -2,7 +2,7 @@
 
 Contributors:      wordpressdotorg
 Tested up to:      6.6
-Stable tag:        1.1.0
+Stable tag:        1.2.0
 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 +68,29 @@ In any case, passing the checks in this tool likely helps to achieve a smooth pl
 
 == Changelog ==
 
+= 1.2.0 =
+
+* Enhacement - Added a check for badly used names in files.
+* Enhancement - Increased severity for `BacktickOperator`, `DisallowShortOpenTag`, `DisallowAlternativePHPTags`, `RestrictedClasses`, and `RestrictedFunctions`.
+* Enhancement - Added security checks to the Plugin repository category.
+* Enhancement - Allowed `runtime-set` in code sniffer checks.
+* Enhancement - Changed warnings to errors in plugin header checks.
+* Enhancement - Detect forbidden plugin headers such as repository URIs in the Directory.
+* Enhancement - Added a new check for development functions that are not allowed in final plugins.
+* Enhancement - Created new images and icons for the plugin.
+* Enhancement - Introduced a slug argument in the CLI.
+* Enhancement - Added a check for discouraged PHP functions.
+* Enhancement - Added validation for Contributors in the readme file.
+* Enhancement - Added a warning for mismatched plugin names in the plugin header and readme file.
+* Enhancement - Checked for validation of Plugin Header fields: Name, Plugin URI, Description, Author URI, Requires at least, Requires PHP, and Requires Plugins.
+* Enhancement - Added a warning if the "Tested up to" value in the readme file exceeds the released version of WordPress.
+* Fix - Display a success message if no errors or warnings are found.
+* Fix - Made table results responsive.
+* Fix - Prevent proceeding to the next check if the Stable Tag value is set to `trunk`.
+* Fix - Allow runtime initialization even when only add-on checks are requested.
+* Fix - Fixed an SPDX warning for the `GPL version 3` license.
+* Fix - Prevent runtime checks in the CLI context when they cannot be used.
+
 = 1.1.0 =
 
 * Feature - New `Non_Blocking_Scripts_Check` (`non_blocking_scripts`) runtime check to warn about enqueued scripts that use neither `defer` nor `async`.