diff --git a/composer.json b/composer.json
index a6a6200ab..74a038fe4 100644
--- a/composer.json
+++ b/composer.json
@@ -43,7 +43,7 @@
     "symfony/process": "^5.4|^6.4"
   },
   "require-dev": {
-    "phpstan/phpstan": "^1.12",
+    "phpstan/phpstan": "^2.1",
     "phpunit/phpunit": "^9.6.20",
     "spatie/phpunit-watcher": "^1.23",
     "typo3/cms-backend": "^11.5.41|^12.4.24",
diff --git a/composer.lock b/composer.lock
index 05fe98e31..46c07826e 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": "03395e1b550c4df9dbc405a18cf0b843",
+    "content-hash": "bb2ae7a86e4ad07ccabab5f31fa3b953",
     "packages": [
         {
             "name": "bacon/bacon-qr-code",
@@ -6603,20 +6603,20 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "1.12.18",
+            "version": "2.1.13",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "fef9f07814a573399229304bb0046affdf558812"
+                "reference": "e55e03e6d4ac49cd1240907e5b08e5cd378572a9"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/fef9f07814a573399229304bb0046affdf558812",
-                "reference": "fef9f07814a573399229304bb0046affdf558812",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/e55e03e6d4ac49cd1240907e5b08e5cd378572a9",
+                "reference": "e55e03e6d4ac49cd1240907e5b08e5cd378572a9",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.2|^8.0"
+                "php": "^7.4|^8.0"
             },
             "conflict": {
                 "phpstan/phpstan-shim": "*"
@@ -6657,7 +6657,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2025-02-13T12:44:44+00:00"
+            "time": "2025-04-27T12:28:25+00:00"
         },
         {
             "name": "phpunit/php-code-coverage",
@@ -8898,7 +8898,7 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
-        "php": "8.1 - 8.3",
+        "php": "8.1 - 8.4",
         "ext-curl": "*",
         "ext-dom": "*",
         "ext-json": "*",