--- ../test/Internal/FunctionsTest.php	2026-07-25 20:28:28.875079000 +0300
+++ ../test/Internal/FunctionsTest.php	2026-07-25 20:33:47.469365508 +0300
@@ -4,10 +4,11 @@
 
 use Amp\Socket\Internal;
 use PHPUnit\Framework\TestCase;
+use PHPUnit\Framework\Attributes\DataProvider;
 
 class FunctionsTest extends TestCase
 {
-    public function parseUriDataProvider(): array
+    public static function parseUriDataProvider(): array
     {
         return [
             [
@@ -29,24 +30,20 @@
         ];
     }
 
-    /**
-     * @dataProvider parseUriDataProvider
-     */
+    #[DataProvider('parseUriDataProvider')]
     public function testParseUri($uri, $expected): void
     {
         self::assertEquals($expected, Internal\parseUri($uri));
     }
 
-    public function parseUriInvalidUriDataProvider(): array
+    public static function parseUriInvalidUriDataProvider(): array
     {
         return [
             ['///////'],
         ];
     }
 
-    /**
-     * @dataProvider parseUriInvalidUriDataProvider
-     */
+    #[DataProvider('parseUriInvalidUriDataProvider')]
     public function testParseUriInvalidUri($uri): void
     {
         $this->expectException(\Error::class);
@@ -55,7 +52,7 @@
         Internal\parseUri($uri);
     }
 
-    public function parseUriInvalidSchemeDataProvider(): array
+    public static function parseUriInvalidSchemeDataProvider(): array
     {
         return [
             ['http://example.com'],
@@ -64,9 +61,7 @@
         ];
     }
 
-    /**
-     * @dataProvider parseUriInvalidSchemeDataProvider
-     */
+    #[DataProvider('parseUriInvalidSchemeDataProvider')]
     public function testParseUriInvalidScheme($uri): void
     {
         $this->expectException(\Error::class);
@@ -75,7 +70,7 @@
         Internal\parseUri($uri);
     }
 
-    public function normalizeBindToOptionDataProvider(): array
+    public static function normalizeBindToOptionDataProvider(): array
     {
         return [
             [null, null],
@@ -89,16 +84,14 @@
         ];
     }
 
-    /**
-     * @dataProvider normalizeBindToOptionDataProvider
-     */
+    #[DataProvider('normalizeBindToOptionDataProvider')]
     public function testNormalizeBindToOption($bindTo, $expected): void
     {
         $actual = Internal\normalizeBindToOption($bindTo);
         self::assertSame($expected, $actual);
     }
 
-    public function normalizeBindToOptionInvalidBindToDataProvider(): array
+    public static function normalizeBindToOptionInvalidBindToDataProvider(): array
     {
         return [
             ['-1.-1.-1.-1'],
@@ -110,9 +103,7 @@
         ];
     }
 
-    /**
-     * @dataProvider normalizeBindToOptionInvalidBindToDataProvider
-     */
+    #[DataProvider('normalizeBindToOptionInvalidBindToDataProvider')]
     public function testNormalizeBindToOptionInvalidBindTo($bindTo): void
     {
         $this->expectException(\Error::class);
@@ -121,7 +112,7 @@
         Internal\normalizeBindToOption($bindTo);
     }
 
-    public function normalizeBindToOptionInvalidPortDataProvider(): array
+    public static function normalizeBindToOptionInvalidPortDataProvider(): array
     {
         return [
             ['123.123.123.123:123456'],
@@ -129,9 +120,7 @@
         ];
     }
 
-    /**
-     * @dataProvider normalizeBindToOptionInvalidPortDataProvider
-     */
+    #[DataProvider('normalizeBindToOptionInvalidPortDataProvider')]
     public function testNormalizeBindToOptionInvalidPort($bindTo): void
     {
         $this->expectException(\Error::class);
@@ -140,7 +129,7 @@
         Internal\normalizeBindToOption($bindTo);
     }
 
-    public function normalizeBindToOptionInvalidIpv6DataProvider(): array
+    public static function normalizeBindToOptionInvalidIpv6DataProvider(): array
     {
         return [
             ['[::::]'],
@@ -148,9 +137,7 @@
         ];
     }
 
-    /**
-     * @dataProvider normalizeBindToOptionInvalidIpv6DataProvider
-     */
+    #[DataProvider('normalizeBindToOptionInvalidIpv6DataProvider')]
     public function testNormalizeBindToOptionInvalidIpv6($bindTo): void
     {
         $this->expectException(\Error::class);
@@ -159,7 +146,7 @@
         Internal\normalizeBindToOption($bindTo);
     }
 
-    public function normalizeBindToOptionInvalidIpv4DataProvider(): array
+    public static function normalizeBindToOptionInvalidIpv4DataProvider(): array
     {
         return [
             ['256.256.256.256'],
@@ -167,9 +154,7 @@
         ];
     }
 
-    /**
-     * @dataProvider normalizeBindToOptionInvalidIpv4DataProvider
-     */
+    #[DataProvider('normalizeBindToOptionInvalidIpv4DataProvider')]
     public function testNormalizeBindToOptionInvalidIpv4($bindTo): void
     {
         $this->expectException(\Error::class);