diff --git a/composer.json b/composer.json
index 1f825ca..b3f8c06 100644
--- a/composer.json
+++ b/composer.json
@@ -7,7 +7,7 @@
 		"php": ">=8.3"
 	},
 	"require-dev": {
-		"phpstan/phpstan": "^1.10",
+		"phpstan/phpstan": "^2.1",
 		"phpunit/phpunit": "^12.1",
 		"phpmd/phpmd": "^2.13",
 		"squizlabs/php_codesniffer": "^3.7"
diff --git a/composer.lock b/composer.lock
index f59a31a..2af531c 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": "9b2069a854211f3c664ba00e47979884",
+    "content-hash": "b3e5987d0849886c2644fe1453e6aa23",
     "packages": [],
     "packages-dev": [
         {
@@ -536,20 +536,15 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "1.12.24",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "338b92068f58d9f8035b76aed6cf2b9e5624c025"
-            },
+            "version": "2.1.45",
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/338b92068f58d9f8035b76aed6cf2b9e5624c025",
-                "reference": "338b92068f58d9f8035b76aed6cf2b9e5624c025",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/f8cdfd9421b7edb7686a2d150a234870464eac70",
+                "reference": "f8cdfd9421b7edb7686a2d150a234870464eac70",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.2|^8.0"
+                "php": "^7.4|^8.0"
             },
             "conflict": {
                 "phpstan/phpstan-shim": "*"
@@ -590,7 +585,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2025-04-16T13:01:53+00:00"
+            "time": "2026-03-30T13:22:02+00:00"
         },
         {
             "name": "phpunit/php-code-coverage",
@@ -2737,5 +2732,5 @@
         "php": ">=8.3"
     },
     "platform-dev": {},
-    "plugin-api-version": "2.6.0"
+    "plugin-api-version": "2.9.0"
 }