diff --git a/composer.json b/composer.json
index 3102a31..d82cfc2 100644
--- a/composer.json
+++ b/composer.json
@@ -19,7 +19,7 @@
         }
     ],
     "require": {
-        "php": ">=7.0",
+        "php": ">=7.1",
         "guzzlehttp/guzzle":"^6.3"
     },
     "autoload": {