diff --git a/tests/php-unit-tests/phpunit.xml.dist b/tests/php-unit-tests/phpunit.xml.dist
index e116a1417..1e322b14a 100644
--- a/tests/php-unit-tests/phpunit.xml.dist
+++ b/tests/php-unit-tests/phpunit.xml.dist
@@ -2,7 +2,7 @@
 <phpunit
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/8.5/phpunit.xsd"
-        bootstrap="unittestautoload.php"
+        bootstrap="vendor/autoload.php"
         backupGlobals="true"
         colors="true"
         columns="120"
diff --git a/tests/php-unit-tests/postbuild_integration.xml.dist b/tests/php-unit-tests/postbuild_integration.xml.dist
index a29e2eeec..09734e6c1 100644
--- a/tests/php-unit-tests/postbuild_integration.xml.dist
+++ b/tests/php-unit-tests/postbuild_integration.xml.dist
@@ -2,7 +2,7 @@
 <phpunit
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/8.5/phpunit.xsd"
-        bootstrap="unittestautoload.php"
+        bootstrap="vendor/autoautoload.php"
         backupGlobals="true"
         colors="true"
         columns="120"