diff --git a/readme-ja.md b/readme-ja.md
index 1f13baea..e7bb41eb 100644
--- a/readme-ja.md
+++ b/readme-ja.md
@@ -25,7 +25,7 @@
## slack group
私たちにはslack groupもあります!世界中のプログラマー達と、Boostnoteについてディスカッションをしましょう!
-[こちらから](https://join.slack.com/boostnote-group/shared_invite/MTg5MjAyMjc4MTM1LTE0OTU3NzQ1NDktMTMxZDQ3ZTAxZg)
+[こちらから](https://join.slack.com/boostnote-group/shared_invite/MTkwOTg2NjAzNTUyLTE0OTYzODQ3ODgtMGI4NDZlY2E5OQ)
## More Information
* Website: http://boostnote.io/
diff --git a/readme.md b/readme.md
index 80d9f694..eb188f5c 100644
--- a/readme.md
+++ b/readme.md
@@ -25,7 +25,7 @@
## Slack Group
Let's talk about Boostnote's great features, new feature requests and things like Japanese gourmet. 🍣
-[Join us](https://join.slack.com/boostnote-group/shared_invite/MTg5MjAyMjc4MTM1LTE0OTU3NzQ1NDktMTMxZDQ3ZTAxZg)
+[Join us](https://join.slack.com/boostnote-group/shared_invite/MTkwOTg2NjAzNTUyLTE0OTYzODQ3ODgtMGI4NDZlY2E5OQ)
## More Information
* [Website](https://boostnote.io)