diff --git a/composer.json b/composer.json
index d035ff935..28ef5e9c2 100644
--- a/composer.json
+++ b/composer.json
@@ -52,7 +52,7 @@
       "symfony/filesystem": "~6.4.0"
    },
    "require-dev": {
-      "phpstan/phpstan": "1.11.8",
+      "phpstan/phpstan": "1.11.9",
       "phpstan/phpstan-phpunit": "^1.1.0",
       "phpstan/phpstan-strict-rules": "^1.2.0",
       "phpunit/phpunit": "^10.5.24"
diff --git a/composer.lock b/composer.lock
index 7cc34ff98..e3211e7c5 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": "3ee9506c0be6b8b202d790824344e79c",
+    "content-hash": "cddee8096f4b575629ff671000543d3f",
     "packages": [
         {
             "name": "adhocore/json-comment",
@@ -1389,16 +1389,16 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "1.11.8",
+            "version": "1.11.9",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "6adbd118e6c0515dd2f36b06cde1d6da40f1b8ec"
+                "reference": "e370bcddadaede0c1716338b262346f40d296f82"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/6adbd118e6c0515dd2f36b06cde1d6da40f1b8ec",
-                "reference": "6adbd118e6c0515dd2f36b06cde1d6da40f1b8ec",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/e370bcddadaede0c1716338b262346f40d296f82",
+                "reference": "e370bcddadaede0c1716338b262346f40d296f82",
                 "shasum": ""
             },
             "require": {
@@ -1443,7 +1443,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2024-07-24T07:01:22+00:00"
+            "time": "2024-08-01T16:25:18+00:00"
         },
         {
             "name": "phpstan/phpstan-phpunit",