diff --git a/composer.json b/composer.json
index 4674e7eb..e472d18a 100644
--- a/composer.json
+++ b/composer.json
@@ -23,7 +23,7 @@
   "require-dev": {
     "phpunit/phpunit": "^10.4",
     "infection/infection": "^0.27 || ^0.28 || ^0.29",
-    "phpstan/phpstan": "^1.10",
+    "phpstan/phpstan": "^1.10 || ^2.0",
     "webthinx/codestyle": "dev-main"
   },
   "suggest": {
diff --git a/composer.lock b/composer.lock
index aa2f1f3c..e41c8189 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": "89589c98f7debf4a2f6ad339a7a3a47e",
+    "content-hash": "a182b6fa66d932cf97aaa45a45d03b2d",
     "packages": [
         {
             "name": "infinityloop-dev/graphpinator-common",
@@ -1517,20 +1517,20 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "1.12.6",
+            "version": "2.0.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "dc4d2f145a88ea7141ae698effd64d9df46527ae"
+                "reference": "50d276fc3bf1430ec315f2f109bbde2769821524"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/dc4d2f145a88ea7141ae698effd64d9df46527ae",
-                "reference": "dc4d2f145a88ea7141ae698effd64d9df46527ae",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/50d276fc3bf1430ec315f2f109bbde2769821524",
+                "reference": "50d276fc3bf1430ec315f2f109bbde2769821524",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.2|^8.0"
+                "php": "^7.4|^8.0"
             },
             "conflict": {
                 "phpstan/phpstan-shim": "*"
@@ -1571,7 +1571,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2024-10-06T15:03:59+00:00"
+            "time": "2024-12-17T17:14:01+00:00"
         },
         {
             "name": "phpunit/php-code-coverage",