diff --git a/composer.json b/composer.json
index 4bb79bf..77545d5 100644
--- a/composer.json
+++ b/composer.json
@@ -4,6 +4,6 @@
     "description": "Hard mode for PHP",
     "license": "MIT",
     "require": {
-        "doctrine/coding-standard": "^5.0"
+        "doctrine/coding-standard": "^6.0"
     }
 }