diff --git a/README.md b/README.md
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+++ b/README.md
@@ -1,6 +1,7 @@
 # 互联网 Java 工程师进阶知识完全扫盲
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 [![original](https://badgen.net/badge/original/%E4%B8%AD%E5%8D%8E%E7%9F%B3%E6%9D%89/orange)](https://github.com/doocs/advanced-java)
+[![open-source-organization](https://badgen.net/badge/organization/join%20us/pink)](https://github.com/doocs/intro)
 [![stars](https://badgen.net/github/stars/doocs/advanced-java)](https://github.com/doocs/advanced-java/stargazers)
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