diff --git a/README.md b/README.md
index cb6b646..8a09ecc 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-## Protect your OpenAI Key: Proxy Service with API Firewall
+## Protect your OpenAI Key: Proxy Service with Subkey & API Firewall
 
 <a href="./README.md">English</a> |
 <a href="./README_cn.md">中文</a>
diff --git a/README_cn.md b/README_cn.md
index c393b37..f4ae9c7 100644
--- a/README_cn.md
+++ b/README_cn.md
@@ -1,4 +1,4 @@
-## OpenAI API 转接防火墙保护服务
+## OpenAI API 转接及防护服务
 
 <a href="./README.md">English</a> |
 <a href="./README_cn.md">中文</a>