diff --git a/composer.json b/composer.json
index ca5c4d0..c9446cc 100644
--- a/composer.json
+++ b/composer.json
@@ -45,6 +45,6 @@
         }
     },
   "require-dev": {
-    "phpstan/phpstan": "^2.0"
+    "phpstan/phpstan": "^2.1"
   }
 }
diff --git a/composer.lock b/composer.lock
index aafa4fd..9af753a 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": "97609b8ec1e392d363ecb08ceb0b13df",
+    "content-hash": "5702c404d955a1f71fe601d03f9cfe19",
     "packages": [
         {
             "name": "graham-campbell/result-type",
@@ -1066,16 +1066,16 @@
     "packages-dev": [
         {
             "name": "phpstan/phpstan",
-            "version": "2.1.0",
+            "version": "2.1.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "2392d360fdf54ea253aa6c68cad1d4ba2e54e927"
+                "reference": "cd6e973e04b4c2b94c86e8612b5a65f0da0e08e7"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/2392d360fdf54ea253aa6c68cad1d4ba2e54e927",
-                "reference": "2392d360fdf54ea253aa6c68cad1d4ba2e54e927",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/cd6e973e04b4c2b94c86e8612b5a65f0da0e08e7",
+                "reference": "cd6e973e04b4c2b94c86e8612b5a65f0da0e08e7",
                 "shasum": ""
             },
             "require": {
@@ -1120,17 +1120,17 @@
                     "type": "github"
                 }
             ],
-            "time": "2024-12-31T07:30:03+00:00"
+            "time": "2025-01-05T16:43:48+00:00"
         }
     ],
     "aliases": [],
     "minimum-stability": "dev",
-    "stability-flags": {},
+    "stability-flags": [],
     "prefer-stable": true,
     "prefer-lowest": false,
     "platform": {
         "php": "^8.2"
     },
-    "platform-dev": {},
+    "platform-dev": [],
     "plugin-api-version": "2.6.0"
 }