diff --git a/phpunit.xml b/phpunit.xml
index e1dbb44..b4f80fd 100644
--- a/phpunit.xml
+++ b/phpunit.xml
@@ -5,7 +5,6 @@
          convertNoticesToExceptions="true"
          mapTestClassNameToCoveredClassName="true"
          bootstrap="vendor/autoload.php"
-         strict="false"
          verbose="true"
          colors="true">
     <testsuites>