diff --git a/composer.json b/composer.json
index 35f8259..ff3693f 100644
--- a/composer.json
+++ b/composer.json
@@ -15,7 +15,7 @@
 		"phpgt/daemon": "^1.1.3"
 	},
 	"require-dev": {
-		"phpstan/phpstan": "^1.10",
+		"phpstan/phpstan": "^2.2",
 		"phpunit/phpunit": "^10.5",
 		"phpmd/phpmd": "^2.13",
 		"squizlabs/php_codesniffer": "^3.7"
diff --git a/composer.lock b/composer.lock
index c95c4c4..27881fd 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": "f1b5c5a00646d19c0b63b53037a55857",
+    "content-hash": "8c76eb96ccffe681d0dcc6137864f55a",
     "packages": [
         {
             "name": "phpgt/daemon",
@@ -581,15 +581,15 @@
         },
         {
             "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": "*"
@@ -608,6 +608,17 @@
             "license": [
                 "MIT"
             ],
+            "authors": [
+                {
+                    "name": "Ondřej Mirtes"
+                },
+                {
+                    "name": "Markus Staab"
+                },
+                {
+                    "name": "Vincent Langlet"
+                }
+            ],
             "description": "PHPStan - PHP Static Analysis Tool",
             "keywords": [
                 "dev",
@@ -630,7 +641,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2026-02-28T20:30:03+00:00"
+            "time": "2026-06-05T09:00:01+00:00"
         },
         {
             "name": "phpunit/php-code-coverage",