diff --git a/composer.json b/composer.json
index d0a8e0f..c8afeb7 100644
--- a/composer.json
+++ b/composer.json
@@ -19,7 +19,7 @@
     ],
     "require": {
         "php": ">=5.6.6",
-        "guzzlehttp/guzzle": "~6.0|~5.0|~4.0",
+        "guzzlehttp/guzzle": "~7.0|~6.0|~5.0|~4.0",
         "ext-curl": "*",
         "ext-json": "*"
     },