diff --git a/composer.json b/composer.json
index 7d6b096..05934b9 100644
--- a/composer.json
+++ b/composer.json
@@ -25,7 +25,7 @@
 	"require-dev": {
 		"nette/tester": "~2.0",
 		"phpstan/phpstan": "1.12.0",
-		"phpstan/extension-installer": "1.4.2",
+		"phpstan/extension-installer": "1.4.3",
 		"phpstan/phpstan-strict-rules": "1.6.0"
 	},
 	"autoload": {