diff --git a/grumphp.yml b/grumphp.yml
index 3f38dcb..bf5661b 100644
--- a/grumphp.yml
+++ b/grumphp.yml
@@ -15,3 +15,9 @@ parameters:
   convention.rector_config: rector.php
   convention.rector_clear-cache: false
   convention.phpstan_level: null
+
+grumphp:
+  tasks:
+    composer_validate_autoload:
+      metadata:
+        enabled: false