diff --git a/src/Configuration/ParseJsonConfigurationFile.php b/src/Configuration/ParseJsonConfigurationFile.php
deleted file mode 100644
index 371cb164..00000000
--- a/src/Configuration/ParseJsonConfigurationFile.php
+++ /dev/null
@@ -1,48 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Roave\BackwardCompatibility\Configuration;
-
-use Psl\File;
-use Psl\Json;
-use Psl\Type;
-use Roave\BackwardCompatibility\Baseline;
-use RuntimeException;
-
-final class ParseJsonConfigurationFile implements ParseConfigurationFile
-{
-    private const CONFIGURATION_FILENAME = '.roave-backward-compatibility-check.json';
-
-    public function parse(string $currentDirectory): Configuration
-    {
-        $filename = $currentDirectory . '/' . self::CONFIGURATION_FILENAME;
-
-        try {
-            $jsonContents = File\read($filename);
-        } catch (File\Exception\InvalidArgumentException) {
-            return Configuration::default();
-        }
-
-        try {
-            $configuration = Json\typed(
-                $jsonContents,
-                Type\shape(
-                    ['baseline' => Type\optional(Type\vec(Type\string()))],
-                ),
-            );
-        } catch (Json\Exception\DecodeException $exception) {
-            throw new RuntimeException(
-                'It was not possible to parse the configuration',
-                previous: $exception,
-            );
-        }
-
-        $baseline = $configuration['baseline'] ?? [];
-
-        return Configuration::fromFile(
-            Baseline::fromList(...$baseline),
-            $filename,
-        );
-    }
-}