diff --git a/composer.json b/composer.json
index 6bc9aae..96830bb 100644
--- a/composer.json
+++ b/composer.json
@@ -23,7 +23,7 @@
     },
     "require-dev": {
         "ext-pcov": "*",
-        "drupol/php-conventions": "^5",
+        "drupol/php-conventions": "^6",
         "friends-of-phpspec/phpspec-code-coverage": "^6",
         "infection/infection": "^0.27",
         "infection/phpspec-adapter": "^0.2.0",