diff --git a/README.md b/README.md
index 223e919..d8116d6 100644
--- a/README.md
+++ b/README.md
@@ -198,7 +198,7 @@ Issues, feature requests, and PRs are welcome. Some areas where contributions wo
 
 ## Star History
 
-[![Star History Chart](https://api.star-history.com/svg?repos=JackChen-me/open-multi-agent&type=Date&v=20260402b)](https://star-history.com/#JackChen-me/open-multi-agent&Date)
+[![Star History Chart](https://api.star-history.com/svg?repos=JackChen-me/open-multi-agent&type=Date&v=20260403)](https://star-history.com/#JackChen-me/open-multi-agent&Date)
 
 ## License
 
diff --git a/README_zh.md b/README_zh.md
index 9c71047..d2efc21 100644
--- a/README_zh.md
+++ b/README_zh.md
@@ -202,7 +202,7 @@ npx tsx examples/01-single-agent.ts
 
 ## Star 趋势
 
-[![Star History Chart](https://api.star-history.com/svg?repos=JackChen-me/open-multi-agent&type=Date&v=20260402b)](https://star-history.com/#JackChen-me/open-multi-agent&Date)
+[![Star History Chart](https://api.star-history.com/svg?repos=JackChen-me/open-multi-agent&type=Date&v=20260403)](https://star-history.com/#JackChen-me/open-multi-agent&Date)
 
 ## 许可证