diff --git a/tests/Module/testPackage/testSubPackage/run.php b/tests/Module/testPackage/testSubPackage/run.php
index 0cce77f25..76fd3f111 100644
--- a/tests/Module/testPackage/testSubPackage/run.php
+++ b/tests/Module/testPackage/testSubPackage/run.php
@@ -1 +1,4 @@
-<?php \file_put_contents(__DIR__ . '/../../dummyModule/phpscript.md', 'php script');
\ No newline at end of file
+<?php
+declare(strict_types=1);
+
+\file_put_contents(__DIR__ . '/../../dummyModule/phpscript.md', 'php script');
\ No newline at end of file