diff --git a/composer.json b/composer.json
index d8c0b6f..6c71220 100644
--- a/composer.json
+++ b/composer.json
@@ -17,6 +17,6 @@
     },
     "require": {
         "php": ">=7.0",
-        "guzzlehttp/guzzle": "^6.3"
+        "guzzlehttp/guzzle": "*"
     }
 }