diff --git a/phpunit.xml b/phpunit.xml
index f132cd7..df866c7 100644
--- a/phpunit.xml
+++ b/phpunit.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" bootstrap="vendor/autoload.php" colors="true" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/10.4/phpunit.xsd" cacheDirectory=".phpunit.cache">
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" bootstrap="vendor/autoload.php" colors="true" xsi:noNamespaceSchemaLocation="vendor/phpunit/phpunit/phpunit.xsd">
   <coverage/>
   <testsuites>
     <testsuite name="PHLAK/Config Test Suite">