diff --git a/README_cn.md b/README_cn.md
index 9221f1dabc404e1d38595ea7078b01b6515a8422..f3ae58775982b86a89c641bd0517e9706cc52690 100644
--- a/README_cn.md
+++ b/README_cn.md
@@ -277,7 +277,7 @@ v2.0版本已经在`04/2021`发布，全面支持动态图版本，新增支持B
 
 我们非常欢迎你可以为PaddleDetection提供代码，也十分感谢你的反馈。
 - 感谢[Mandroide](https://github.com/Mandroide)清理代码并且统一部分函数接口。
-
+- 感谢[FL77N](https://github.com/FL77N/)贡献`Sparse-RCNN`模型代码。
 
 ## 引用
 
diff --git a/README_en.md b/README_en.md
index 5c906c6b51b475c24d99d894d9b0559848c366e9..f7f5462461b1b26e8bdcdbb1e373b0709ef91591 100644
--- a/README_en.md
+++ b/README_en.md
@@ -283,6 +283,7 @@ PaddleDetection is released under the [Apache 2.0 license](LICENSE).
 
 Contributions are highly welcomed and we would really appreciate your feedback!!
 - Thanks [Mandroide](https://github.com/Mandroide) for cleaning the code and unifying some function interface.
+- Thanks [FL77N](https://github.com/FL77N/) for contributing the code of `Sparse-RCNN` model.
 
 ## Citation