diff --git a/composer.json b/composer.json
index 4a2a371..1091ef4 100644
--- a/composer.json
+++ b/composer.json
@@ -16,7 +16,8 @@
     ],
     "minimum-stability": "stable",
     "require": {
-      "ext-json": "*"
+      "ext-json": "*",
+      "guzzlehttp/guzzle": "^7.8"
     },
     "config": {
         "allow-plugins": {