diff --git a/README.md b/README.md
index d6c82a27f..1e2caf96f 100644
--- a/README.md
+++ b/README.md
@@ -28,6 +28,7 @@ addon | version | summary
 [database_cleanup](database_cleanup/) | 9.0.1.0.0 | Database cleanup
 [date_range](date_range/) | 9.0.1.0.0 | Manage all kind of date range
 [dbfilter_from_header](dbfilter_from_header/) | 9.0.1.0.0 | Filter databases with HTTP headers
+[dead_mans_switch_client](dead_mans_switch_client/) | 9.0.1.0.1 | Be notified when customers' odoo instances go down
 [disable_odoo_online](disable_odoo_online/) | 9.0.1.0.0 | Remove odoo.com bindings
 [letsencrypt](letsencrypt/) | 9.0.1.0.0 | Request SSL certificates from letsencrypt.org
 [mail_environment](mail_environment/) | 9.0.1.0.0 | Configure mail servers with server_environment_files