diff --git a/readme-ja.md b/readme-ja.md
index cf096645..113e0d4e 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://boostnote-group.slack.com/shared_invite/MTgwMDk4NzMzMDg4LTE0OTQzMzQwNTgtYTM2Yzg1ZmQ0MA)
+[こちらから](https://boostnote-group.slack.com/shared_invite/MTg0MzM5MTE3MzQ0LTE0OTUwOTQxMTItNDVkM2MzNmUxOQ)
## More Information
* Website: http://boostnote.io/
diff --git a/readme.md b/readme.md
index 27bba485..b0a72938 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://boostnote-group.slack.com/shared_invite/MTgwMDk4NzMzMDg4LTE0OTQzMzQwNTgtYTM2Yzg1ZmQ0MA)
+[Join us](https://boostnote-group.slack.com/shared_invite/MTg0MzM5MTE3MzQ0LTE0OTUwOTQxMTItNDVkM2MzNmUxOQ)
## More Information
* [Website](https://boostnote.io)