diff --git a/test/ClientHttpBinIntegrationTest.php b/test/ClientHttpBinIntegrationTest.php
index da6dd9ff..aef52497 100644
--- a/test/ClientHttpBinIntegrationTest.php
+++ b/test/ClientHttpBinIntegrationTest.php
@@ -357,6 +357,8 @@ public function testReason(): void
 
     public function testHttp2TeHeader(): void
     {
+        $this->markTestSkipped('3rd-party service no longer available');
+
         $this->client = $this->builder->followRedirects(0)->build();
 
         $request = new Request('https://http2.pro/api/v1', 'POST');