diff --git a/README.md b/README.md
index 53ddd4d..8a35b7f 100644
--- a/README.md
+++ b/README.md
@@ -16,6 +16,7 @@ Practice Japanese Karaoke lyrics reading and typing at the same time with KaraDa
 * [x] 唱歌模式
   * [x] 自动分离人声和伴奏
     * [ ] 分段处理以加快初始加载速度
+    * [ ] 自动预处理下一首歌
   * [x] 调节人声伴奏比例
   * [x] 跟随音乐滚动歌词
   * [ ] 升降调