diff --git a/composer.json b/composer.json
index 0c50fb8..f767827 100755
--- a/composer.json
+++ b/composer.json
@@ -10,7 +10,7 @@
         }
     ],
     "require": {
-        "php": "^5.5.9 || ^7.0",
+        "php": "^5.5.9 || >=7.0",
         "illuminate/support": "5.1.* || 5.2.* || 5.3.* || 5.4.*"
     },
     "require-dev" :{