diff --git a/composer.json b/composer.json
index 39ddaad..01a7a22 100644
--- a/composer.json
+++ b/composer.json
@@ -13,7 +13,7 @@
         "php": ">=8.2"
     },
     "require-dev": {
-        "phpstan/phpstan": "2.3.1",
+        "phpstan/phpstan": "2.3.3",
         "phpunit/phpunit": "^11.0",
         "rector/rector": "2.6.7",
         "slevomat/coding-standard": "^8.15",