diff --git a/composer.json b/composer.json
index effff34..f03a0aa 100644
--- a/composer.json
+++ b/composer.json
@@ -11,7 +11,8 @@
     "require-dev": {
         "phpunit/phpunit": "^10.1",
         "php-collective/decimal-object": "^1.3",
-        "cakephp/migrations": "^4.0.0"
+        "cakephp/migrations": "^4.0.0",
+        "phpstan/phpstan": "^2.1"
     },
     "suggest": {
         "dereuromark/cakephp-geo": "^3.2"