diff --git a/composer.json b/composer.json
index 2b037f3..1987cf8 100644
--- a/composer.json
+++ b/composer.json
@@ -23,7 +23,7 @@
   "require-dev": {
     "ergebnis/composer-normalize": "^2.47.0",
     "ergebnis/php-cs-fixer-config": "^6.53.0",
-    "phpstan/phpstan": "^2.1.12",
+    "phpstan/phpstan": "^2.1.27",
     "phpstan/phpstan-deprecation-rules": "^2.0.3",
     "phpstan/phpstan-strict-rules": "^2.0.6"
   },
diff --git a/composer.lock b/composer.lock
index 9f40b93..b0b9bd8 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": "b0002da02117992739f21f4e645e2193",
+    "content-hash": "283ecc610546c2f0b792f090cbdecb64",
     "packages": [],
     "packages-dev": [
         {
@@ -1353,16 +1353,16 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "2.1.22",
+            "version": "2.1.27",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "41600c8379eb5aee63e9413fe9e97273e25d57e4"
+                "reference": "25da374959afa391992792691093550b3098ef1e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/41600c8379eb5aee63e9413fe9e97273e25d57e4",
-                "reference": "41600c8379eb5aee63e9413fe9e97273e25d57e4",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/25da374959afa391992792691093550b3098ef1e",
+                "reference": "25da374959afa391992792691093550b3098ef1e",
                 "shasum": ""
             },
             "require": {
@@ -1407,7 +1407,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2025-08-04T19:17:37+00:00"
+            "time": "2025-09-17T09:55:13+00:00"
         },
         {
             "name": "phpstan/phpstan-deprecation-rules",