diff --git a/composer.json b/composer.json
index 9ffe0a8..4597e25 100644
--- a/composer.json
+++ b/composer.json
@@ -8,7 +8,7 @@
     "ext-igbinary": "*"
   },
   "require-dev": {
-    "phpstan/phpstan": "2.1.21"
+    "phpstan/phpstan": "2.1.22"
   },
   "autoload": {
     "psr-4": {
diff --git a/composer.lock b/composer.lock
index 2720941..8f4c5f3 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,21 +4,21 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "45c598d3019c6f2f6463d8ea29534571",
+    "content-hash": "6ef17b54887761291571e680b2cda073",
     "packages": [],
     "packages-dev": [
         {
             "name": "phpstan/phpstan",
-            "version": "2.1.21",
+            "version": "2.1.22",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "1ccf445757458c06a04eb3f803603cb118fe5fa6"
+                "reference": "41600c8379eb5aee63e9413fe9e97273e25d57e4"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/1ccf445757458c06a04eb3f803603cb118fe5fa6",
-                "reference": "1ccf445757458c06a04eb3f803603cb118fe5fa6",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/41600c8379eb5aee63e9413fe9e97273e25d57e4",
+                "reference": "41600c8379eb5aee63e9413fe9e97273e25d57e4",
                 "shasum": ""
             },
             "require": {
@@ -63,7 +63,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2025-07-28T19:35:08+00:00"
+            "time": "2025-08-04T19:17:37+00:00"
         }
     ],
     "aliases": [],