diff --git a/composer.json b/composer.json
index f04e867..42c23ab 100644
--- a/composer.json
+++ b/composer.json
@@ -16,7 +16,7 @@
     }
   ],
   "require": {
-    "php": "^7.0",
+    "php": ">=7.0",
     "guzzlehttp/guzzle": "^6.0"
   }
 }