diff --git a/library/Rules/AbstractSearcher.php b/library/Rules/AbstractSearcher.php
deleted file mode 100644
index 6c7a349b6..000000000
--- a/library/Rules/AbstractSearcher.php
+++ /dev/null
@@ -1,40 +0,0 @@
-<?php
-
-/*
- * Copyright (c) Alexandre Gomes Gaigalas <alganet@gmail.com>
- * SPDX-License-Identifier: MIT
- */
-
-declare(strict_types=1);
-
-namespace Respect\Validation\Rules;
-
-use Respect\Validation\Helpers\CanValidateUndefined;
-
-use function in_array;
-use function is_scalar;
-
-abstract class AbstractSearcher extends AbstractRule
-{
-    use CanValidateUndefined;
-
-    /**
-     * @return mixed[]
-     */
-    abstract protected function getDataSource(mixed $input = null): array;
-
-    public function validate(mixed $input): bool
-    {
-        $dataSource = $this->getDataSource($input);
-
-        if ($this->isUndefined($input) && empty($dataSource)) {
-            return true;
-        }
-
-        if (!is_scalar($input)) {
-            return false;
-        }
-
-        return in_array((string) $input, $dataSource, true);
-    }
-}
diff --git a/tests/library/Rules/SearcherStub.php b/tests/library/Rules/SearcherStub.php
deleted file mode 100644
index 4cb5c781d..000000000
--- a/tests/library/Rules/SearcherStub.php
+++ /dev/null
@@ -1,35 +0,0 @@
-<?php
-
-/*
- * Copyright (c) Alexandre Gomes Gaigalas <alganet@gmail.com>
- * SPDX-License-Identifier: MIT
- */
-
-declare(strict_types=1);
-
-namespace Respect\Validation\Test\Rules;
-
-use Respect\Validation\Rules\AbstractSearcher;
-
-use function call_user_func;
-
-final class SearcherStub extends AbstractSearcher
-{
-    /**
-     * @var callable
-     */
-    private $dataSourceCallable;
-
-    public function __construct(callable $dataSourceCallable)
-    {
-        $this->dataSourceCallable = $dataSourceCallable;
-    }
-
-    /**
-     * @return array<mixed, array<mixed>>
-     */
-    protected function getDataSource(mixed $input = null): array
-    {
-        return call_user_func($this->dataSourceCallable, $input);
-    }
-}
diff --git a/tests/unit/Rules/AbstractSearcherTest.php b/tests/unit/Rules/AbstractSearcherTest.php
deleted file mode 100644
index 38ec39a1d..000000000
--- a/tests/unit/Rules/AbstractSearcherTest.php
+++ /dev/null
@@ -1,63 +0,0 @@
-<?php
-
-/*
- * Copyright (c) Alexandre Gomes Gaigalas <alganet@gmail.com>
- * SPDX-License-Identifier: MIT
- */
-
-declare(strict_types=1);
-
-namespace Respect\Validation\Rules;
-
-use PHPUnit\Framework\Attributes\CoversClass;
-use PHPUnit\Framework\Attributes\DataProvider;
-use PHPUnit\Framework\Attributes\Group;
-use PHPUnit\Framework\Attributes\Test;
-use Respect\Validation\Test\DataProvider\UndefinedProvider;
-use Respect\Validation\Test\Rules\SearcherStub;
-use Respect\Validation\Test\TestCase;
-
-#[Group('core')]
-#[CoversClass(AbstractSearcher::class)]
-final class AbstractSearcherTest extends TestCase
-{
-    use UndefinedProvider;
-
-    #[Test]
-    public function shouldValidateFromDataSource(): void
-    {
-        $input = 'BAZ';
-
-        $rule = new SearcherStub(static fn() => ['FOO', $input, 'BAZ']);
-
-        self::assertTrue($rule->validate($input));
-    }
-
-    #[Test]
-    public function shouldNotFindWhenNotIdentical(): void
-    {
-        $input = 2.0;
-
-        $rule = new SearcherStub(static fn() => [1, (int) $input, 3]);
-
-        self::assertFalse($rule->validate($input));
-    }
-
-    #[Test]
-    #[DataProvider('providerForUndefined')]
-    public function shouldValidateWhenValueIsUndefinedAndDataSourceIsEmpty(mixed $input): void
-    {
-        $rule = new SearcherStub(static fn() => []);
-
-        self::assertTrue($rule->validate($input));
-    }
-
-    #[Test]
-    #[DataProvider('providerForNotUndefined')]
-    public function shouldNotValidateWhenValueIsNotUndefinedAndDataSourceNotEmpty(mixed $input): void
-    {
-        $rule = new SearcherStub(static fn() => []);
-
-        self::assertFalse($rule->validate($input));
-    }
-}