diff --git a/tests/TestFramework/PhpUnit/Config/XmlConfigurationHelperTest.php b/tests/TestFramework/PhpUnit/Config/XmlConfigurationHelperTest.php
index c99b0762c..2d1f5fd6b 100644
--- a/tests/TestFramework/PhpUnit/Config/XmlConfigurationHelperTest.php
+++ b/tests/TestFramework/PhpUnit/Config/XmlConfigurationHelperTest.php
@@ -301,7 +301,7 @@ public function test_it_validates_xml_by_xsd(string $xsdSchema): void
 
     public function schemaProvider(): \Generator
     {
-        yield 'Remote XSD' => ['https://schema.phpunit.de/6.1/phpunit.xsd'];
+        yield 'Remote XSD' => ['https://raw.githubusercontent.com/sebastianbergmann/phpunit/7.4/phpunit.xsd'];
 
         yield 'Local XSD' => ['./vendor/phpunit/phpunit/phpunit.xsd'];
     }