diff --git a/composer.json b/composer.json
index f68d02c..feecb2c 100644
--- a/composer.json
+++ b/composer.json
@@ -30,7 +30,7 @@
     },
     "require-dev": {
         "ext-pcov": "*",
-        "drupol/php-conventions": "^5",
+        "drupol/php-conventions": "^6",
         "friends-of-phpspec/phpspec-code-coverage": "^6",
         "infection/infection": ">= 0.26",
         "infection/phpspec-adapter": "^0.2",