diff --git a/composer.json b/composer.json
index fdb3f81..33573e8 100644
--- a/composer.json
+++ b/composer.json
@@ -10,8 +10,8 @@
     "wxpay"
   ],
   "require": {
-    "php": ">=5.3.3",
     "ext-curl": "*",
+    "php": ">=5.3.3",
     "ext-openssl": "*"
   },
   "autoload": {