diff --git a/.DS_Store b/.DS_Store
index 24b3ddc..15b6b48 100644
Binary files a/.DS_Store and b/.DS_Store differ
diff --git a/config/pay.php b/config/pay.php
index 25504e9..a6a39ce 100644
--- a/config/pay.php
+++ b/config/pay.php
@@ -19,10 +19,10 @@ return [
 
         // 使用公钥证书模式，请配置下面两个参数，同时修改 ali_public_key 为以 .crt 结尾的支付宝公钥证书路径，如（./cert/alipayCertPublicKey_RSA2.crt）
         // 应用公钥证书路径
-        // 'app_cert_public_key' => './cert/appCertPublicKey.crt',
+        'app_cert_public_key' => env('ALI_CERT_PUBLIC_KEY', ''),
 
         // 支付宝根证书路径
-        // 'alipay_root_cert' => './cert/alipayRootCert.crt',
+        'alipay_root_cert' => env('ALI_CERT_ROOT', ''),
 
         // optional，默认 warning；日志路径为：sys_get_temp_dir().'/logs/yansongda.pay.log'
         'log' => [