diff --git a/README.md b/README.md
index 18ef13d..23a70dc 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ A Bun-powered multi-exchange perpetuals workstation that ships an SMA30 trend en
 
 如果您希望获取优惠并支持本项目，请考虑使用以下注册链接：
 
-* [Lighter 手续费优惠注册链接](https://app.lighter.xyz/?referral=111909FA)
+* [Lighter 手续费优惠注册链接](https://app.lighter.xyz/?referral=RITMEX)
 * [Hyperliquid 邀请注册链接](https://app.hyperliquid.xyz/join/RITMEX)
 * [Ondo Perps 邀请注册链接](https://app.ondoperps.xyz/?ref=4A3ACQ)
 * [Aster 手续费优惠注册链接](https://www.asterdex.com/zh-CN/referral/4665f3)
diff --git a/README_en.md b/README_en.md
index 53b5f3f..d5d0747 100644
--- a/README_en.md
+++ b/README_en.md
@@ -6,7 +6,7 @@ A Bun-powered multi-exchange perpetuals workstation that ships an SMA30 trend en
 
 If you'd like to support this project and get fee discounts, please consider using these referral links:
 
-* [Lighter referral link](https://app.lighter.xyz/?referral=111909FA)
+* [Lighter referral link](https://app.lighter.xyz/?referral=RITMEX)
 * [Hyperliquid referral link](https://app.hyperliquid.xyz/join/RITMEX)
 * [Ondo Perps referral link](https://app.ondoperps.xyz/?ref=4A3ACQ)
 * [Aster referral link](https://www.asterdex.com/en/referral/4665f3)