diff --git a/composer.json b/composer.json
index 2c52bdb..39ddaad 100644
--- a/composer.json
+++ b/composer.json
@@ -13,7 +13,7 @@
         "php": ">=8.2"
     },
     "require-dev": {
-        "phpstan/phpstan": "2.2.16",
+        "phpstan/phpstan": "2.3.1",
         "phpunit/phpunit": "^11.0",
         "rector/rector": "2.6.7",
         "slevomat/coding-standard": "^8.15",
diff --git a/tests/Integration/RebootWorkerTest.php b/tests/Integration/RebootWorkerTest.php
index 90e3f57..c6b1666 100644
--- a/tests/Integration/RebootWorkerTest.php
+++ b/tests/Integration/RebootWorkerTest.php
@@ -82,7 +82,6 @@ public function rebootWorkerCanRebootStorageNodeAndClusterSurvives(): void
                             if (!is_array($proc)) {
                                 continue;
                             }
-                            /** @var mixed $roles */
                             $roles = $proc['roles'] ?? [];
                             if (!is_array($roles)) {
                                 continue;