diff --git a/Config/reportLang.php b/Config/reportLang.php
index 38ea2ce..38f2e33 100644
--- a/Config/reportLang.php
+++ b/Config/reportLang.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 
 return [
     // keys which start with `:` are considered localized strings used in the template not for the report.