--- ../test/DnsConfigTest.php	2026-07-26 01:22:09.377389734 +0300
+++ ../test/DnsConfigTest.php	2026-07-26 01:23:21.081333992 +0300
@@ -5,20 +5,20 @@
 use Amp\Dns\DnsConfig;
 use Amp\Dns\DnsConfigException;
 use Amp\PHPUnit\AsyncTestCase;
+use PHPUnit\Framework\Attributes\DataProvider;
 
 class DnsConfigTest extends AsyncTestCase
 {
     /**
      * @param string[] $nameservers Valid server array.
-     *
-     * @dataProvider provideValidServers
      */
+    #[DataProvider('provideValidServers')]
     public function testAcceptsValidServers(array $nameservers): void
     {
         self::assertInstanceOf(DnsConfig::class, new DnsConfig($nameservers));
     }
 
-    public function provideValidServers(): array
+    public static function provideValidServers(): array
     {
         return [
             [["127.1.1.1"]],
@@ -30,16 +30,15 @@
 
     /**
      * @param string[] $nameservers Invalid server array.
-     *
-     * @dataProvider provideInvalidServers
      */
+    #[DataProvider('provideInvalidServers')]
     public function testRejectsInvalidServers(array $nameservers): void
     {
         $this->expectException(DnsConfigException::class);
         new DnsConfig($nameservers);
     }
 
-    public function provideInvalidServers(): array
+    public static function provideInvalidServers(): array
     {
         return [
             [[]],