diff --git a/README.md b/README.md
index fbd464f..48b01a5 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,8 @@
 ucloud/conf.php 为配置文件，按需填写：
 
-$UCLOUD_PROXY_SUFFIX = '.cn-bj.ufileos.com';
-$UCLOUD_PUBLIC_KEY = 'paste your public key here';
-$UCLOUD_PRIVATE_KEY = 'paste your private key here';
+-$UCLOUD_PROXY_SUFFIX = '.cn-bj.ufileos.com';
+-$UCLOUD_PUBLIC_KEY = 'paste your public key here';
+-$UCLOUD_PRIVATE_KEY = 'paste your private key here';
 
 
 Demo 目录中，包含各个接口的使用例子：