diff --git a/composer.json b/composer.json
index ed39c9a..12c357e 100644
--- a/composer.json
+++ b/composer.json
@@ -20,7 +20,7 @@
     }
   ],
   "require": {
-    "php": ">=7.0",
+    "php": "^7.0||^8.0",
     "guzzlehttp/guzzle": "^6.2.1"
   },
   "autoload": {