diff --git a/composer.json b/composer.json
index 3caba90..a47530e 100644
--- a/composer.json
+++ b/composer.json
@@ -34,7 +34,7 @@
         }
     },
     "require": {
-        "guzzlehttp/guzzle": "^7.0.1",
+        "guzzlehttp/guzzle": "^7.0.1 | ^8.0.0",
         "php": "^7.3 | ^8.0"
     },
     "prefer-stable": true