--- vendor/symfony/http-foundation/AcceptHeader.php.orig	2020-04-06 22:14:50.651477679 +0200
+++ ../../nya/AcceptHeader.php	2020-04-06 12:44:03.436843412 +0200
@@ -49,7 +49,7 @@
      *
      * @return self
      */
-    public static function fromString(?string $headerValue)
+    public static function fromString(string $headerValue)
     {
         $index = 0;