diff --git a/composer.json b/composer.json
index 2269603..75cf303 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,7 @@
   },
   "require": {
     "php": "^7.4 || ^8.0",
-    "ergebnis/classy": "^1.2.0",
+    "ergebnis/classy": "^1.3.0",
     "fakerphp/faker": "^1.17.0"
   },
   "require-dev": {
diff --git a/composer.lock b/composer.lock
index 56b870f..0cccf87 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,33 +4,33 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "74b5a44a60c9e0d72356456734662d25",
+    "content-hash": "864a1edfa9bac2213c059187e4355ed3",
     "packages": [
         {
             "name": "ergebnis/classy",
-            "version": "1.2.0",
+            "version": "1.3.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/ergebnis/classy.git",
-                "reference": "8d30c4a6179612cce2a0fbed8f1f878b913b61b4"
+                "reference": "e3bac43b56273ac7c4d13c839185ce96871e7a87"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/ergebnis/classy/zipball/8d30c4a6179612cce2a0fbed8f1f878b913b61b4",
-                "reference": "8d30c4a6179612cce2a0fbed8f1f878b913b61b4",
+                "url": "https://api.github.com/repos/ergebnis/classy/zipball/e3bac43b56273ac7c4d13c839185ce96871e7a87",
+                "reference": "e3bac43b56273ac7c4d13c839185ce96871e7a87",
                 "shasum": ""
             },
             "require": {
                 "ext-tokenizer": "*",
-                "php": "^7.2 || ^8.0"
+                "php": "^7.4 || ^8.0"
             },
             "require-dev": {
-                "ergebnis/composer-normalize": "^2.19.0",
+                "ergebnis/composer-normalize": "^2.22.0",
                 "ergebnis/license": "^1.1.0",
-                "ergebnis/php-cs-fixer-config": "^2.14.0",
+                "ergebnis/php-cs-fixer-config": "^3.4.0",
                 "fakerphp/faker": "^1.17.0",
-                "infection/infection": "~0.15.3",
-                "phpunit/phpunit": "^8.5.22",
+                "infection/infection": "~0.25.5",
+                "phpunit/phpunit": "^9.5.11",
                 "psalm/plugin-phpunit": "~0.16.1",
                 "vimeo/psalm": "^4.16.1",
                 "zendframework/zend-file": "^2.8.3"
@@ -76,7 +76,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2021-12-30T15:58:49+00:00"
+            "time": "2021-12-30T17:07:33+00:00"
         },
         {
             "name": "fakerphp/faker",