diff --git a/src/PHP/ComposerConfigRepository.php b/src/PHP/ComposerConfigRepository.php
deleted file mode 100644
index 2fc8243..0000000
--- a/src/PHP/ComposerConfigRepository.php
+++ /dev/null
@@ -1,26 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Kiboko\Component\Dockerfile\PHP;
-
-use Kiboko\Component\Dockerfile\Dockerfile;
-use Kiboko\Component\Dockerfile\Variable;
-
-final readonly class ComposerConfigRepository implements Dockerfile\LayerInterface, \Stringable
-{
-    public function __construct(
-        private string $name,
-        private string $type,
-        private string $url,
-    ) {
-    }
-
-    public function __toString(): string
-    {
-        return (string) new Dockerfile\Run(<<<RUN
-            composer config repositories.{$this->name} {$this->type} {$this->url}
-            RUN
-        );
-    }
-}