diff --git a/composer.json b/composer.json
index 4f31724..94d3e80 100644
--- a/composer.json
+++ b/composer.json
@@ -16,7 +16,7 @@
     "require-dev": {
         "squizlabs/php_codesniffer": "^3.10",
         "ivuorinen/markdowndocs": "^4.0",
-        "phpstan/phpstan": "^1.11"
+        "phpstan/phpstan": "^2.0"
     },
     "scripts": {
         "docs": "php vendor/bin/phpdoc-md generate src > docs.md",
diff --git a/composer.lock b/composer.lock
index 6317866..e8e20b0 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": "03248eb4886355e9781bcffce2553099",
+    "content-hash": "6434bd75127b7d2397b17e3ed50f36a8",
     "packages": [
         {
             "name": "guzzlehttp/guzzle",
@@ -733,20 +733,20 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "1.12.6",
+            "version": "2.0.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "dc4d2f145a88ea7141ae698effd64d9df46527ae"
+                "reference": "ab4e9b4415a5fc9e4d27f7fe16c8bc9d067dcd6d"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/dc4d2f145a88ea7141ae698effd64d9df46527ae",
-                "reference": "dc4d2f145a88ea7141ae698effd64d9df46527ae",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/ab4e9b4415a5fc9e4d27f7fe16c8bc9d067dcd6d",
+                "reference": "ab4e9b4415a5fc9e4d27f7fe16c8bc9d067dcd6d",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.2|^8.0"
+                "php": "^7.4|^8.0"
             },
             "conflict": {
                 "phpstan/phpstan-shim": "*"
@@ -787,7 +787,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2024-10-06T15:03:59+00:00"
+            "time": "2024-11-11T15:43:04+00:00"
         },
         {
             "name": "psr/container",
@@ -1507,12 +1507,12 @@
     ],
     "aliases": [],
     "minimum-stability": "stable",
-    "stability-flags": [],
+    "stability-flags": {},
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
         "php": "^8.2"
     },
-    "platform-dev": [],
+    "platform-dev": {},
     "plugin-api-version": "2.6.0"
 }