diff --git a/GenshinImpact/Audio/1.5.0.md b/GenshinImpact/Audio/1.5.0.md
index c37444d..9e30099 100644
--- a/GenshinImpact/Audio/1.5.0.md
+++ b/GenshinImpact/Audio/1.5.0.md
@@ -4,6 +4,8 @@
 
 **[Chinese | 1.5.1](https://autopatchhk.yuanshen.com/client_app/pc_mihoyo/20210430_27ad367085356fd4/Audio_Chinese_1.5.1.zip)**
 
+**[Update | 1.4.0 - 1.5.1](https://autopatchhk.yuanshen.com/client_app/update/hk4e_global/10/zh-cn_1.4.0_1.5.1_diff_hWTvXn2Q.zip)**
+
 **[Update | 1.5.0 - 1.5.1](https://autopatchhk.yuanshen.com/client_app/update/hk4e_global/10/zh-cn_1.5.0_1.5.1_diff_2heO3D7V.zip)**
 
 ----