diff --git a/bgm_assets/README.md b/docs/preset-bgm-upload.md
similarity index 100%
rename from bgm_assets/README.md
rename to docs/preset-bgm-upload.md
diff --git a/scripts/upload_preset_bgm.py b/scripts/upload_preset_bgm.py
index 2a3ef6eb9..59a746d99 100755
--- a/scripts/upload_preset_bgm.py
+++ b/scripts/upload_preset_bgm.py
@@ -2,7 +2,7 @@
 """一键上传预设 BGM 到 OSS 并回填 preset_bgm.py audio_url。
 
 用法（在服务器或本地有 OSS 凭证的机器上执行）：
-  1. 把 mp3 文件放到 ./bgm_assets/ 目录下，文件名按 {preset_id}.mp3 命名：
+  1. 把 mp3 文件放到 ./bgm_assets/ (created by you) 目录下，文件名按 {preset_id}.mp3 命名：
        bgm_upbeat_001.mp3  阳光清晨
        bgm_upbeat_002.mp3  活力节拍
        bgm_upbeat_003.mp3  夏日漫步