Merge pull request #16 from JurianArie/master

Author: JurianArie

composer.json

@@ -10,7 +10,7 @@
         }
     ],
     "require": {
-        "php": "^7.1",
+        "php": "^7.1|^8.0",
         "ext-json": "*",
         "guzzlehttp/guzzle": "^6.2 || ^7.0",
         "guzzlehttp/psr7": "^1.0",