diff --git a/composer.json b/composer.json
index a344562..a1c2873 100644
--- a/composer.json
+++ b/composer.json
@@ -8,7 +8,7 @@
     "ext-igbinary": "*"
   },
   "require-dev": {
-    "phpstan/phpstan": "1.12.2"
+    "phpstan/phpstan": "1.12.3"
   },
   "autoload": {
     "psr-4": {
diff --git a/composer.lock b/composer.lock
index b56f124..253af09 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": "cc2ee7f9fe0329e280a236bf94d1a1f9",
+    "content-hash": "584946e0ddae9d5f2d820e52c88991a3",
     "packages": [],
     "packages-dev": [
         {
             "name": "phpstan/phpstan",
-            "version": "1.12.2",
+            "version": "1.12.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "0ca1c7bb55fca8fe6448f16fff0f311ccec960a1"
+                "reference": "0fcbf194ab63d8159bb70d9aa3e1350051632009"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/0ca1c7bb55fca8fe6448f16fff0f311ccec960a1",
-                "reference": "0ca1c7bb55fca8fe6448f16fff0f311ccec960a1",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/0fcbf194ab63d8159bb70d9aa3e1350051632009",
+                "reference": "0fcbf194ab63d8159bb70d9aa3e1350051632009",
                 "shasum": ""
             },
             "require": {
@@ -63,7 +63,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2024-09-05T16:09:28+00:00"
+            "time": "2024-09-09T08:10:35+00:00"
         }
     ],
     "aliases": [],