diff --git a/composer/Plugin/VendorHardening/Config.php b/composer/Plugin/VendorHardening/Config.php
index 530d84685676..62371eb6cda0 100644
--- a/composer/Plugin/VendorHardening/Config.php
+++ b/composer/Plugin/VendorHardening/Config.php
@@ -35,6 +35,7 @@ class Config {
     'instaclick/php-webdriver' => ['doc', 'test'],
     'justinrainbow/json-schema' => ['demo'],
     'masterminds/html5' => ['bin', 'test'],
+    'mck89/peast' => ['doc'],
     'mikey179/vfsstream' => ['src/test'],
     'myclabs/deep-copy' => ['doc'],
     'pear/archive_tar' => ['docs', 'tests'],