diff --git a/composer.json b/composer.json
index 6bd4a37..e0e449f 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,7 @@
     },
     "require-dev": {
         "nette/tester": "2.4.3",
-        "phpstan/phpstan": "1.10.3",
+        "phpstan/phpstan": "1.10.9",
         "phpstan/phpstan-strict-rules": "1.5.1",
         "phpstan/phpstan-nette": "1.2.3",
         "nepada/phpstan-nette-tester": "1.0.0",