diff --git a/README.md b/README.md
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 The name `996.ICU` refers to **'Work in "996", sick in ICU'**, an ironic saying among Chinese programmers, which means that by following the "996" work schedule, you are risking yourself getting into ICU (Intensive Care Unit).
 
-<a href="https://996.icu/#/zh_CN"><img src="https://img.shields.io/badge/996-ICU-red.svg"></a>
+<a href="https://join.slack.com/t/996icu/shared_invite/enQtNTc5MTU4MDkxOTA1LTJlYWVmMGQxOWNjZDA2NzdkMzQ3MjkzYmFlYTAxMTczZGQ0NmQ5ZWY5MTVjODQ4MWFkZGRhMmRmY2UwZGUyOTQ"><img src="https://img.shields.io/badge/slack-996ICU-%23de335e.svg"></a>
 <a href="https://github.com/996icu/996.ICU/blob/master/LICENSE.996icu.zh-hans"><img src="https://img.shields.io/badge/license-996ICU-green.svg"></a>
 
 * [简体中文](zh_CN.md)