diff --git a/composer.json b/composer.json
index eaaaae5..3541ccd 100644
--- a/composer.json
+++ b/composer.json
@@ -39,11 +39,11 @@
     "php": ">=8.1.0",
     "zero-to-prod/data-model-helper": "^81.0",
     "zero-to-prod/transformable": "^71.0",
-    "zero-to-prod/data-model": "^81.3",
-    "zero-to-prod/package-helper": "^1.0.3"
+    "zero-to-prod/data-model": "^81.3"
   },
   "require-dev": {
-    "phpunit/phpunit": "^10.0"
+    "phpunit/phpunit": "^10.0",
+    "zero-to-prod/package-helper": "^1.0.3"
   },
   "autoload-dev": {
     "psr-4": {