diff --git a/composer.json b/composer.json
index 76c15d6..101d07a 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
 		"nette/finder": "~2.5",
 		"nette/neon": "~3.0",
 		"phpstan/extension-installer": "1.1.0",
-		"phpstan/phpstan": "1.8.6",
+		"phpstan/phpstan": "1.8.11",
 		"phpstan/phpstan-deprecation-rules": "1.0.0",
 		"phpstan/phpstan-strict-rules": "1.1.0",
 		"symfony/config": "~4.4 || ~5.0",