diff --git a/composer.json b/composer.json
index 8024a12..7c167bb 100644
--- a/composer.json
+++ b/composer.json
@@ -26,7 +26,7 @@
         }
     },
     "require": {
-        "php": "^7.2",
+        "php": "^7.2 || ^8.0",
         "ext-json": "*",
         "guzzlehttp/guzzle": "^6.1 || ^7.0.1",
         "guzzlehttp/psr7": "^1.7 || ^2.0",