diff --git a/composer.json b/composer.json
index b90cb5e..10044a1 100755
--- a/composer.json
+++ b/composer.json
@@ -12,7 +12,7 @@
         "friendsofphp/php-cs-fixer": ">=3.2",
         "squizlabs/php_codesniffer": ">=3.6",
         "phpmd/phpmd": ">=2.9",
-        "phpstan/phpstan": ">=0.12.58",
+        "phpstan/phpstan": ">=1.5.4",
         "phan/phan": ">=3.2.6"
     },
     "minimum-stability": "dev",