diff --git a/composer.json b/composer.json
index b476380a..f9e12341 100644
--- a/composer.json
+++ b/composer.json
@@ -26,7 +26,7 @@
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     "ergebnis/data-provider": "^3.0.0",
     "ergebnis/license": "^2.2.0",
-    "ergebnis/php-cs-fixer-config": "^5.15.1",
+    "ergebnis/php-cs-fixer-config": "^6.0.0",
     "ergebnis/phpunit-slow-test-detector": "^2.3.0",
     "fakerphp/faker": "^1.23.0",
     "infection/infection": "~0.27.0",
diff --git a/composer.lock b/composer.lock
index 29c338e4..ed2a5929 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
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     ],
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+    "content-hash": "b3da109fcb65c7a31889cb663ef36ab6",
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     "packages-dev": [
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@@ -1024,32 +1024,32 @@
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+            "version": "6.0.0",
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                 "url": "https://github.com/ergebnis/php-cs-fixer-config.git",
-                "reference": "0307e2094ea8b014216e357f7c292d5e71d17ae9"
+                "reference": "36408450f5c17d35fafc815ff55d60b8fd520644"
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-                "reference": "0307e2094ea8b014216e357f7c292d5e71d17ae9",
+                "url": "https://api.github.com/repos/ergebnis/php-cs-fixer-config/zipball/36408450f5c17d35fafc815ff55d60b8fd520644",
+                "reference": "36408450f5c17d35fafc815ff55d60b8fd520644",
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             "require": {
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-                "friendsofphp/php-cs-fixer": "~3.26.1",
+                "friendsofphp/php-cs-fixer": "~3.27.0",
                 "php": "~8.1.0 || ~8.2.0"
             },
             "require-dev": {
-                "ergebnis/composer-normalize": "^2.36.0",
-                "ergebnis/license": "^2.1.0",
+                "ergebnis/composer-normalize": "^2.37.0",
+                "ergebnis/data-provider": "^3.0.0",
+                "ergebnis/license": "^2.2.0",
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                 "fakerphp/faker": "^1.23.0",
-                "infection/infection": "~0.27.0",
-                "phpunit/phpunit": "^10.3.3",
+                "phpunit/phpunit": "^10.3.4",
                 "psalm/plugin-phpunit": "~0.18.4",
-                "rector/rector": "~0.18.2",
+                "rector/rector": "~0.18.3",
                 "symfony/filesystem": "^5.0.0 || ^6.0.0",
                 "symfony/process": "^5.0.0 || ^6.0.0",
                 "vimeo/psalm": "^5.15.0"
@@ -1082,7 +1082,7 @@
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-            "time": "2023-09-08T20:48:21+00:00"
+            "time": "2023-09-18T14:28:24+00:00"
         },
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             "name": "ergebnis/phpunit-slow-test-detector",
@@ -1384,16 +1384,16 @@
         },
         {
             "name": "friendsofphp/php-cs-fixer",
-            "version": "v3.26.1",
+            "version": "v3.27.0",
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                 "url": "https://github.com/PHP-CS-Fixer/PHP-CS-Fixer.git",
-                "reference": "d023ba6684055f6ea1da1352d8a02baca0426983"
+                "reference": "e73ccaae1208f017bb7860986eebb3da48bd25d6"
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             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/PHP-CS-Fixer/PHP-CS-Fixer/zipball/d023ba6684055f6ea1da1352d8a02baca0426983",
-                "reference": "d023ba6684055f6ea1da1352d8a02baca0426983",
+                "url": "https://api.github.com/repos/PHP-CS-Fixer/PHP-CS-Fixer/zipball/e73ccaae1208f017bb7860986eebb3da48bd25d6",
+                "reference": "e73ccaae1208f017bb7860986eebb3da48bd25d6",
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             "require": {
@@ -1467,7 +1467,7 @@
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             "support": {
                 "issues": "https://github.com/PHP-CS-Fixer/PHP-CS-Fixer/issues",
-                "source": "https://github.com/PHP-CS-Fixer/PHP-CS-Fixer/tree/v3.26.1"
+                "source": "https://github.com/PHP-CS-Fixer/PHP-CS-Fixer/tree/v3.27.0"
             },
             "funding": [
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@@ -1475,7 +1475,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2023-09-08T19:09:07+00:00"
+            "time": "2023-09-17T14:37:54+00:00"
         },
         {
             "name": "infection/abstract-testframework-adapter",
@@ -5999,5 +5999,5 @@
     "platform-overrides": {
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-    "plugin-api-version": "2.6.0"
+    "plugin-api-version": "2.3.0"
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