diff --git a/composer.json b/composer.json
index 7c9e05362..554aad113 100644
--- a/composer.json
+++ b/composer.json
@@ -34,7 +34,6 @@
         "ext-libxml": "*",
         "ext-xmlwriter": "*",
         "nikic/php-parser": "^5.7.0",
-        "phpunit/php-file-iterator": "^7.0",
         "phpunit/php-text-template": "^6.0",
         "sebastian/complexity": "^6.0",
         "sebastian/environment": "^9.0",