diff --git a/composer.json b/composer.json
index 0e4922b..1c70f5f 100644
--- a/composer.json
+++ b/composer.json
@@ -27,7 +27,7 @@
         "phpunit/phpunit": "^8.5.21 || ^9.5.10",
         "phpstan/phpstan-strict-rules": "1.3.0",
         "spaze/phpstan-disallowed-calls": "2.5.0",
-        "shipmonk/phpstan-rules": "1.0.1",
+        "shipmonk/phpstan-rules": "1.1.1",
         "phpstan/phpstan-phpunit": "1.1.1",
         "php-parallel-lint/php-parallel-lint": "1.3.2",
         "nepada/coding-standard": "7.5.2"