diff --git a/README-CN.md b/README-CN.md
index 05dc1e9..e0c4ca1 100644
--- a/README-CN.md
+++ b/README-CN.md
@@ -45,6 +45,10 @@ cargo add est
 est = "0.4"
 ```
 
+## Star历史
+
+[![Star History Chart](https://api.star-history.com/svg?repos=opensound-org/est&type=Date)](https://star-history.com/#opensound-org/est&Date)
+
 # 许可证
 
 本项目使用以下两种许可之一
diff --git a/README.md b/README.md
index 604c2e3..7054540 100644
--- a/README.md
+++ b/README.md
@@ -45,6 +45,10 @@ Or in your `Cargo.toml`:
 est = "0.4"
 ```
 
+## Star History
+
+[![Star History Chart](https://api.star-history.com/svg?repos=opensound-org/est&type=Date)](https://star-history.com/#opensound-org/est&Date)
+
 # License
 
 This project is licensed under either of