diff --git a/configs/.php_cs.dist b/configs/.php_cs.dist
index be9fbd0..c224691 100644
--- a/configs/.php_cs.dist
+++ b/configs/.php_cs.dist
@@ -44,6 +44,7 @@ return Config::create()
         'phpdoc_to_comment' => false,
         'phpdoc_order' => true,
         'phpdoc_separation' => true,
+        'simplified_null_return' => false,
     ]))
     ->setLineEnding("\n")
     ->setIndent(str_repeat(' ', 4))