diff --git a/composer.json b/composer.json
index 4b26930..f45ff53 100644
--- a/composer.json
+++ b/composer.json
@@ -29,7 +29,7 @@
     "require-dev": {
         "composer/package-versions-deprecated": "^1.8",
         "phpstan/phpstan": "^0.12",
-        "phpstan/phpstan-strict-rules": "^0.12",
+        "phpstan/phpstan-strict-rules": "^0.12 || ^1.0",
         "phpunit/phpunit": "^8.5 || ^9.0",
         "squizlabs/php_codesniffer": "^3.5",
         "vimeo/psalm": "^3.11 || ^4.0"