diff --git a/src/Plugin/CookiePlugin.php b/src/Plugin/CookiePlugin.php
index 523628f..156532a 100644
--- a/src/Plugin/CookiePlugin.php
+++ b/src/Plugin/CookiePlugin.php
@@ -130,7 +130,7 @@ private function createCookie(RequestInterface $request, $setCookie)
                                 $name,
                                 $value
                             ),
-                            null,
+                            0,
                             $e
                         );
                     }