--- ../test/Argument/ValidationTest.php	2026-07-11 01:33:38.322778489 +0300
+++ ../test/Argument/ValidationTest.php	2026-07-11 01:33:47.754223590 +0300
@@ -9,6 +9,7 @@
 use GetOpt\Operand;
 use GetOpt\Option;
 use PHPUnit\Framework\TestCase;
+use PHPUnit\Framework\Attributes\Test;
 
 class ValidationTest extends TestCase
 {
@@ -18,7 +19,7 @@
         parent::tearDown();
     }
 
-    /** @test */
+    #[Test]
     public function defaultMessageForOption(): void
     {
         $option = Option::create('a', 'alpha', GetOpt::REQUIRED_ARGUMENT)
@@ -30,7 +31,7 @@
         $option->setValue('foo');
     }
 
-    /** @test */
+    #[Test]
     public function defaultMessageForOperand(): void
     {
         $operand = Operand::create('alpha')
@@ -42,7 +43,7 @@
         $operand->setValue('foo');
     }
 
-    /** @test */
+    #[Test]
     public function defaultMessageForArgument(): void
     {
         $argument = new Argument(null, 'is_numeric', 'alpha');
@@ -53,7 +54,7 @@
         $argument->setValue('foo');
     }
 
-    /** @test */
+    #[Test]
     public function usesCustomMessage(): void
     {
         $option = Option::create('a', 'alpha', GetOpt::REQUIRED_ARGUMENT)
@@ -65,7 +66,7 @@
         $option->setValue('foo');
     }
 
-    /** @test */
+    #[Test]
     public function usesTranslatedDescriptions(): void
     {
         GetOpt::setLang('de');
@@ -78,7 +79,7 @@
         $operand->setValue('foo');
     }
 
-    /** @test */
+    #[Test]
     public function providesValueAsSecondReplacement(): void
     {
         $option = Option::create('a', 'alpha', GetOpt::REQUIRED_ARGUMENT)
@@ -90,7 +91,7 @@
         $option->setValue('foo');
     }
 
-    /** @test */
+    #[Test]
     public function usesCallbackToGetMessage(): void
     {
         $option = Option::create('a', 'alpha', GetOpt::REQUIRED_ARGUMENT)
@@ -104,7 +105,7 @@
         $option->setValue('foo');
     }
 
-    /** @test */
+    #[Test]
     public function providesOptionAndValue(): void
     {
         $option = Option::create('a', 'alpha', GetOpt::REQUIRED_ARGUMENT);
@@ -120,7 +121,7 @@
         $option->setValue('foo');
     }
 
-    /** @test */
+    #[Test]
     public function providesOperandAndValue(): void
     {
         $operand = Operand::create('alpha');