diff --git a/composer.json b/composer.json
index 4f2acc0..950c9fb 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
         "ext-curl": "*",
         "ext-json": "*",
         "ext-mbstring": "*",
-        "guzzlehttp/guzzle": "^7.3",
+        "guzzlehttp/guzzle": "^8.0",
         "guzzlehttp/psr7": "^1.7 || ^2.0"
     },
     "require-dev": {