diff --git a/rules/CodingStyle/ClassNameImport/ShortNameResolver.php b/rules/CodingStyle/ClassNameImport/ShortNameResolver.php
index c3e46b816f8..e0cc8a04fc7 100644
--- a/rules/CodingStyle/ClassNameImport/ShortNameResolver.php
+++ b/rules/CodingStyle/ClassNameImport/ShortNameResolver.php
@@ -19,7 +19,6 @@ use Rector\BetterPhpDocParser\PhpDocInfo\PhpDocInfoFactory;
 use Rector\CodingStyle\NodeAnalyzer\UseImportNameMatcher;
 use Rector\Core\PhpParser\Node\BetterNodeFinder;
 use Rector\Core\PhpParser\Node\CustomNode\FileWithoutNamespace;
-use Rector\Core\Util\StringUtils;
 use Rector\Core\ValueObject\Application\File;
 use Rector\NodeNameResolver\NodeNameResolver;
 use Rector\NodeTypeResolver\Node\AttributeKey;
@@ -61,11 +60,6 @@ final class ShortNameResolver
      * @var \Rector\BetterPhpDocParser\PhpDocInfo\PhpDocInfoFactory
      */
     private $phpDocInfoFactory;
-    /**
-     * @var string
-     * @see https://regex101.com/r/KphLd2/1
-     */
-    private const BIG_LETTER_START_REGEX = '#^[A-Z]#';
     /**
      * @var array<string, string[]>
      */
@@ -170,7 +164,7 @@ final class ShortNameResolver
             $phpDocNodeTraverser->traverseWithCallable($phpDocInfo->getPhpDocNode(), '', static function ($node) use(&$shortNames) {
                 if ($node instanceof PhpDocTagNode) {
                     $shortName = \trim($node->name, '@');
-                    if (StringUtils::isMatch($shortName, self::BIG_LETTER_START_REGEX)) {
+                    if (\ucfirst($shortName) === $shortName) {
                         $shortNames[] = $shortName;
                     }
                     return null;
diff --git a/src/Application/VersionResolver.php b/src/Application/VersionResolver.php
index 2e2b30cbe98..d6419cd878f 100644
--- a/src/Application/VersionResolver.php
+++ b/src/Application/VersionResolver.php
@@ -19,12 +19,12 @@ final class VersionResolver
      * @api
      * @var string
      */
-    public const PACKAGE_VERSION = '50eb9efa1098d832343761d0af398449c726caf9';
+    public const PACKAGE_VERSION = 'b483230a5bb027f24dbfe46e5a4416abd6b4788f';
     /**
      * @api
      * @var string
      */
-    public const RELEASE_DATE = '2023-09-27 04:38:31';
+    public const RELEASE_DATE = '2023-09-27 04:54:09';
     /**
      * @var int
      */
diff --git a/vendor/autoload.php b/vendor/autoload.php
index f745d034dd6..0eb22c9bd7f 100644
--- a/vendor/autoload.php
+++ b/vendor/autoload.php
@@ -22,4 +22,4 @@ if (PHP_VERSION_ID < 50600) {
 
 require_once __DIR__ . '/composer/autoload_real.php';
 
-return ComposerAutoloaderInitb162e75f886a28fea974bd7eef5a3de5::getLoader();
+return ComposerAutoloaderInit269f29132c5ca39a96072c1587f6dd42::getLoader();
diff --git a/vendor/composer/autoload_real.php b/vendor/composer/autoload_real.php
index ce5e05549cc..acb8f9dc7d3 100644
--- a/vendor/composer/autoload_real.php
+++ b/vendor/composer/autoload_real.php
@@ -2,7 +2,7 @@
 
 // autoload_real.php @generated by Composer
 
-class ComposerAutoloaderInitb162e75f886a28fea974bd7eef5a3de5
+class ComposerAutoloaderInit269f29132c5ca39a96072c1587f6dd42
 {
     private static $loader;
 
@@ -22,17 +22,17 @@ class ComposerAutoloaderInitb162e75f886a28fea974bd7eef5a3de5
             return self::$loader;
         }
 
-        spl_autoload_register(array('ComposerAutoloaderInitb162e75f886a28fea974bd7eef5a3de5', 'loadClassLoader'), true, true);
+        spl_autoload_register(array('ComposerAutoloaderInit269f29132c5ca39a96072c1587f6dd42', 'loadClassLoader'), true, true);
         self::$loader = $loader = new \Composer\Autoload\ClassLoader(\dirname(__DIR__));
-        spl_autoload_unregister(array('ComposerAutoloaderInitb162e75f886a28fea974bd7eef5a3de5', 'loadClassLoader'));
+        spl_autoload_unregister(array('ComposerAutoloaderInit269f29132c5ca39a96072c1587f6dd42', 'loadClassLoader'));
 
         require __DIR__ . '/autoload_static.php';
-        call_user_func(\Composer\Autoload\ComposerStaticInitb162e75f886a28fea974bd7eef5a3de5::getInitializer($loader));
+        call_user_func(\Composer\Autoload\ComposerStaticInit269f29132c5ca39a96072c1587f6dd42::getInitializer($loader));
 
         $loader->setClassMapAuthoritative(true);
         $loader->register(true);
 
-        $filesToLoad = \Composer\Autoload\ComposerStaticInitb162e75f886a28fea974bd7eef5a3de5::$files;
+        $filesToLoad = \Composer\Autoload\ComposerStaticInit269f29132c5ca39a96072c1587f6dd42::$files;
         $requireFile = \Closure::bind(static function ($fileIdentifier, $file) {
             if (empty($GLOBALS['__composer_autoload_files'][$fileIdentifier])) {
                 $GLOBALS['__composer_autoload_files'][$fileIdentifier] = true;
diff --git a/vendor/composer/autoload_static.php b/vendor/composer/autoload_static.php
index a33dc6807fd..c92518f48d8 100644
--- a/vendor/composer/autoload_static.php
+++ b/vendor/composer/autoload_static.php
@@ -4,7 +4,7 @@
 
 namespace Composer\Autoload;
 
-class ComposerStaticInitb162e75f886a28fea974bd7eef5a3de5
+class ComposerStaticInit269f29132c5ca39a96072c1587f6dd42
 {
     public static $files = array (
         'ad155f8f1cf0d418fe49e248db8c661b' => __DIR__ . '/..' . '/react/promise/src/functions_include.php',
@@ -2601,9 +2601,9 @@ class ComposerStaticInitb162e75f886a28fea974bd7eef5a3de5
     public static function getInitializer(ClassLoader $loader)
     {
         return \Closure::bind(function () use ($loader) {
-            $loader->prefixLengthsPsr4 = ComposerStaticInitb162e75f886a28fea974bd7eef5a3de5::$prefixLengthsPsr4;
-            $loader->prefixDirsPsr4 = ComposerStaticInitb162e75f886a28fea974bd7eef5a3de5::$prefixDirsPsr4;
-            $loader->classMap = ComposerStaticInitb162e75f886a28fea974bd7eef5a3de5::$classMap;
+            $loader->prefixLengthsPsr4 = ComposerStaticInit269f29132c5ca39a96072c1587f6dd42::$prefixLengthsPsr4;
+            $loader->prefixDirsPsr4 = ComposerStaticInit269f29132c5ca39a96072c1587f6dd42::$prefixDirsPsr4;
+            $loader->classMap = ComposerStaticInit269f29132c5ca39a96072c1587f6dd42::$classMap;
 
         }, null, ClassLoader::class);
     }