diff --git a/composer.json b/composer.json
index 921c28e..6e13fa4 100644
--- a/composer.json
+++ b/composer.json
@@ -14,7 +14,7 @@
 
 	"require-dev": {
 		"phpunit/phpunit": "^10.1",
-		"phpstan/phpstan": "^1.10",
+		"phpstan/phpstan": "^2.2",
 		"phpmd/phpmd": "^2.15",
 		"squizlabs/php_codesniffer": "^4.0"
 	},
diff --git a/composer.lock b/composer.lock
index 82eb5bf..154b346 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "fd58ffa879d9c60bd19c77f5a66992f5",
+    "content-hash": "340bb7e2d9652e2a8ff91070b5615665",
     "packages": [
         {
             "name": "composer/semver",
@@ -936,15 +936,15 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "1.12.33",
+            "version": "2.2.2",
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/37982d6fc7cbb746dda7773530cda557cdf119e1",
-                "reference": "37982d6fc7cbb746dda7773530cda557cdf119e1",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/e5cc34d491a90e79c216d824f60fe21fd4d93bd6",
+                "reference": "e5cc34d491a90e79c216d824f60fe21fd4d93bd6",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.2|^8.0"
+                "php": "^7.4|^8.0"
             },
             "conflict": {
                 "phpstan/phpstan-shim": "*"
@@ -963,6 +963,17 @@
             "license": [
                 "MIT"
             ],
+            "authors": [
+                {
+                    "name": "Ondřej Mirtes"
+                },
+                {
+                    "name": "Markus Staab"
+                },
+                {
+                    "name": "Vincent Langlet"
+                }
+            ],
             "description": "PHPStan - PHP Static Analysis Tool",
             "keywords": [
                 "dev",
@@ -985,7 +996,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2026-02-28T20:30:03+00:00"
+            "time": "2026-06-05T09:00:01+00:00"
         },
         {
             "name": "phpunit/php-code-coverage",