diff --git a/README.md b/README.md
index fc2baa2452..0a69a20166 100644
--- a/README.md
+++ b/README.md
@@ -250,7 +250,7 @@ Reference to cite when you use Milvus in a research paper:
 }
 ```
 <!-- Do not remove start of hero-bot -->
-<img src="https://img.shields.io/badge/all--contributors-420-orange"><br>
+<img src="https://img.shields.io/badge/all--contributors-419-orange"><br>
 <a href="https://github.com/0xflotus"><img src="https://avatars.githubusercontent.com/u/26602940?v=4" width="30px" /></a>
 <a href="https://github.com/ABNER-1"><img src="https://avatars.githubusercontent.com/u/24547351?v=4" width="30px" /></a>
 <a href="https://github.com/Accagain2014"><img src="https://avatars.githubusercontent.com/u/9635216?v=4" width="30px" /></a>
@@ -412,7 +412,6 @@ Reference to cite when you use Milvus in a research paper:
 <a href="https://github.com/cxie"><img src="https://avatars.githubusercontent.com/u/653101?v=4" width="30px" /></a>
 <a href="https://github.com/cxytz01"><img src="https://avatars.githubusercontent.com/u/18002438?v=4" width="30px" /></a>
 <a href="https://github.com/cydrain"><img src="https://avatars.githubusercontent.com/u/3992404?v=4" width="30px" /></a>
-<a href="https://github.com/czhen-zilliz"><img src="https://avatars.githubusercontent.com/u/83751452?v=4" width="30px" /></a>
 <a href="https://github.com/czpmango"><img src="https://avatars.githubusercontent.com/u/26356194?v=4" width="30px" /></a>
 <a href="https://github.com/czs007"><img src="https://avatars.githubusercontent.com/u/59249785?v=4" width="30px" /></a>
 <a href="https://github.com/dandv"><img src="https://avatars.githubusercontent.com/u/33569?v=4" width="30px" /></a>
diff --git a/README_CN.md b/README_CN.md
index e93886f6fb..ce9c1dd6d1 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -183,7 +183,7 @@ Milvus [训练营](https://github.com/milvus-io/bootcamp)能够帮助你了解
 ### All contributors
 
 <br><!-- Do not remove start of hero-bot -->
-<img src="https://img.shields.io/badge/all--contributors-420-orange"><br>
+<img src="https://img.shields.io/badge/all--contributors-419-orange"><br>
 <a href="https://github.com/0xflotus"><img src="https://avatars.githubusercontent.com/u/26602940?v=4" width="30px" /></a>
 <a href="https://github.com/ABNER-1"><img src="https://avatars.githubusercontent.com/u/24547351?v=4" width="30px" /></a>
 <a href="https://github.com/Accagain2014"><img src="https://avatars.githubusercontent.com/u/9635216?v=4" width="30px" /></a>
@@ -345,7 +345,6 @@ Milvus [训练营](https://github.com/milvus-io/bootcamp)能够帮助你了解
 <a href="https://github.com/cxie"><img src="https://avatars.githubusercontent.com/u/653101?v=4" width="30px" /></a>
 <a href="https://github.com/cxytz01"><img src="https://avatars.githubusercontent.com/u/18002438?v=4" width="30px" /></a>
 <a href="https://github.com/cydrain"><img src="https://avatars.githubusercontent.com/u/3992404?v=4" width="30px" /></a>
-<a href="https://github.com/czhen-zilliz"><img src="https://avatars.githubusercontent.com/u/83751452?v=4" width="30px" /></a>
 <a href="https://github.com/czpmango"><img src="https://avatars.githubusercontent.com/u/26356194?v=4" width="30px" /></a>
 <a href="https://github.com/czs007"><img src="https://avatars.githubusercontent.com/u/59249785?v=4" width="30px" /></a>
 <a href="https://github.com/dandv"><img src="https://avatars.githubusercontent.com/u/33569?v=4" width="30px" /></a>