diff --git a/composer.json b/composer.json
index 907701f..dc0f3db 100644
--- a/composer.json
+++ b/composer.json
@@ -15,7 +15,7 @@
 	"require-dev": {
 		"nikic/php-parser": "^4.13.0",
 		"php-parallel-lint/php-parallel-lint": "^1.2",
-		"phpstan/phpstan-strict-rules": "^1.0",
+		"phpstan/phpstan-strict-rules": "^1.5.1",
 		"phpunit/phpunit": "^9.5"
 	},
 	"config": {