diff --git a/composer.lock b/composer.lock
index 3159851c3..02c5ee3b6 100644
--- a/composer.lock
+++ b/composer.lock
@@ -2015,16 +2015,16 @@
     "packages-dev": [
         {
             "name": "phpstan/phpstan",
-            "version": "1.11.1",
+            "version": "1.11.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "e524358f930e41a2b4cca1320e3b04fc26b39e0b"
+                "reference": "0d5d4294a70deb7547db655c47685d680e39cfec"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/e524358f930e41a2b4cca1320e3b04fc26b39e0b",
-                "reference": "e524358f930e41a2b4cca1320e3b04fc26b39e0b",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/0d5d4294a70deb7547db655c47685d680e39cfec",
+                "reference": "0d5d4294a70deb7547db655c47685d680e39cfec",
                 "shasum": ""
             },
             "require": {
@@ -2069,7 +2069,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2024-05-15T08:00:59+00:00"
+            "time": "2024-05-24T13:23:04+00:00"
         },
         {
             "name": "phpstan/phpstan-deprecation-rules",
@@ -2221,16 +2221,16 @@
         },
         {
             "name": "phpstan/phpstan-symfony",
-            "version": "1.4.0",
+            "version": "1.4.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan-symfony.git",
-                "reference": "51183fefbaf4713aa81eddbd273dc59dd5e5ff71"
+                "reference": "d530cfebba55763732bc2421f79d2576d9d7942f"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan-symfony/zipball/51183fefbaf4713aa81eddbd273dc59dd5e5ff71",
-                "reference": "51183fefbaf4713aa81eddbd273dc59dd5e5ff71",
+                "url": "https://api.github.com/repos/phpstan/phpstan-symfony/zipball/d530cfebba55763732bc2421f79d2576d9d7942f",
+                "reference": "d530cfebba55763732bc2421f79d2576d9d7942f",
                 "shasum": ""
             },
             "require": {
@@ -2287,9 +2287,9 @@
             "description": "Symfony Framework extensions and rules for PHPStan",
             "support": {
                 "issues": "https://github.com/phpstan/phpstan-symfony/issues",
-                "source": "https://github.com/phpstan/phpstan-symfony/tree/1.4.0"
+                "source": "https://github.com/phpstan/phpstan-symfony/tree/1.4.1"
             },
-            "time": "2024-04-20T06:38:35+00:00"
+            "time": "2024-05-24T14:00:29+00:00"
         },
         {
             "name": "symfony/phpunit-bridge",
diff --git a/src/Composer/Json/JsonFormatter.php b/src/Composer/Json/JsonFormatter.php
index 006365675..417067241 100644
--- a/src/Composer/Json/JsonFormatter.php
+++ b/src/Composer/Json/JsonFormatter.php
@@ -67,7 +67,7 @@ class JsonFormatter
 
                 if ($unescapeUnicode && function_exists('mb_convert_encoding')) {
                     // https://stackoverflow.com/questions/2934563/how-to-decode-unicode-escape-sequences-like-u00ed-to-proper-utf-8-encoded-cha
-                    $buffer = Preg::replaceCallback('/(\\\\+)u([0-9a-f]{4})/i', static function ($match) {
+                    $buffer = Preg::replaceCallback('/(\\\\+)u([0-9a-f]{4})/i', static function ($match): string {
                         assert(is_string($match[1]));
                         assert(is_string($match[2]));
                         $l = strlen($match[1]);
@@ -77,7 +77,7 @@ class JsonFormatter
                             // 0xD800..0xDFFF denotes UTF-16 surrogate pair which won't be unescaped
                             // see https://github.com/composer/composer/issues/7510
                             if (0xD800 <= $code && 0xDFFF >= $code) {
-                                return $match[0];
+                                return (string) $match[0];
                             }
 
                             return str_repeat('\\', $l - 1) . mb_convert_encoding(
@@ -87,7 +87,7 @@ class JsonFormatter
                             );
                         }
 
-                        return $match[0];
+                        return (string) $match[0];
                     }, $buffer);
                 }