diff --git a/composer.json b/composer.json
index ad2f6da..e91eb68 100644
--- a/composer.json
+++ b/composer.json
@@ -30,7 +30,7 @@
         "drevops/phpcs-standard": "^0.7.0",
         "drupal/coder": "^8.3.31",
         "ergebnis/composer-normalize": "^2.52.0",
-        "phpstan/phpstan": "^2.1.54",
+        "phpstan/phpstan": "^2.1.55",
         "phpunit/phpunit": "^11.5.55",
         "pyrech/composer-changelogs": "^2.2",
         "rector/rector": "^2.4.3"
diff --git a/composer.lock b/composer.lock
index ee7a679..6dd49b5 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": "aa60fa404ae4640546d00e19b109c69a",
+    "content-hash": "f8d9ee7373e33bcde174b0742f05740f",
     "packages": [
         {
             "name": "czproject/git-php",
@@ -3138,11 +3138,11 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "2.1.54",
+            "version": "2.1.55",
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/8be50c3992107dc837b17da4d140fbbdf9a5c5bd",
-                "reference": "8be50c3992107dc837b17da4d140fbbdf9a5c5bd",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/9eaac3826ed5e9b8427350a43cac825eeca3f566",
+                "reference": "9eaac3826ed5e9b8427350a43cac825eeca3f566",
                 "shasum": ""
             },
             "require": {
@@ -3187,7 +3187,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2026-04-29T13:31:09+00:00"
+            "time": "2026-05-18T11:57:34+00:00"
         },
         {
             "name": "phpunit/php-code-coverage",