--- ../test/ProcessTest.php	2026-07-25 21:35:10.432414020 +0300
+++ ../test/ProcessTest.php	2026-07-25 21:36:14.490852995 +0300
@@ -11,6 +11,7 @@
 use function Amp\async;
 use function Amp\ByteStream\buffer;
 use function Amp\delay;
+use PHPUnit\Framework\Attributes\DataProvider;
 
 class ProcessTest extends AsyncTestCase
 {
@@ -174,16 +175,14 @@
         $process->join();
     }
 
-    public function getProcessCounts(): array
+    public static function getProcessCounts(): array
     {
         return \array_map(static function (int $count): array {
             return [$count];
         }, \range(2, 32, 2));
     }
 
-    /**
-     * @dataProvider getProcessCounts
-     */
+    #[DataProvider('getProcessCounts')]
     public function testSpawnMultipleProcesses(int $count): void
     {
         $processes = [];