diff --git a/README.md b/README.md
index 2c0f99c..dd0b333 100644
--- a/README.md
+++ b/README.md
@@ -70,7 +70,6 @@ A push notification micro server using [Gin](https://github.com/gin-gonic/gin) f
 - Support [YAML](https://github.com/go-yaml/yaml) configuration.
 - Support command line to send single Android or iOS notification.
 - Support Web API to send push notification.
-- Support graceful restart & zero downtime deploy using [facebook grace](https://github.com/facebookgo/grace).
 - Support [HTTP/2](https://http2.github.io/) or HTTP/1.1 protocol.
 - Support notification queue and multiple workers.
 - Support `/api/stat/app` show notification success and failure counts.