Update README.md

hmmhmmhm · web-flow · commit e61676873c6a · 2022-10-19T17:41:58.000+09:00
diff --git a/README.md b/README.md
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 [![Kakao Email Badge](https://img.shields.io/badge/kakao-email-yellow)](mailto:pm2@kakao.com)
-[![Notion Badge](https://img.shields.io/badge/notion-blog-red)](https://javascript.oopy.io)
+[![Notion Badge](https://img.shields.io/badge/notion-blog-red)](https://hmmhmm.hm)
 [![Twitter URL](https://img.shields.io/twitter/url/https/twitter.com/bukotsunikki.svg?style=social&label=Follow%20%40hmartapp)](https://twitter.com/hmartapp)
 
 ### Self-introduction
