diff --git a/README.md b/README.md
index 14e419b..d2b1924 100644
--- a/README.md
+++ b/README.md
@@ -19,6 +19,8 @@
 
 English | [简体中文](./docs/README_zh-cn.md)
 
+> Quickshare is still under active development, please keep in mind that full backward compatibility is not guaranteed.
+
 ## Features
 
 - File Management
diff --git a/docs/README_zh-cn.md b/docs/README_zh-cn.md
index 1f4c5fd..4ac8e0b 100644
--- a/docs/README_zh-cn.md
+++ b/docs/README_zh-cn.md
@@ -18,6 +18,8 @@
 
 [English](../README.md) | 简体中文
 
+> Quickshare 仍然活跃开发中, 请意识到目前每个版本并不保证向前兼容.
+
 ## 主要功能
 
 - 文件管理