diff --git a/phpunit.xml b/phpunit.xml
index 4e4df63..c4fd876 100644
--- a/phpunit.xml
+++ b/phpunit.xml
@@ -1,17 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<phpunit backupGlobals="false"
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/8.5/phpunit.xsd"
+         backupGlobals="false"
          bootstrap="vendor/autoload.php"
          colors="true"
-         verbose="true"
-         timeoutForSmallTests="5"
-         timeoutForMediumTests="10"
-         timeoutForLargeTests="15"
-         convertErrorsToExceptions="true"
-         convertNoticesToExceptions="true"
-         convertWarningsToExceptions="true"
          processIsolation="false"
-         stopOnFailure="false"
-  >
+         stopOnFailure="false">
   <testsuites>
     <testsuite name="http">
       <directory>tests</directory>