diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7879753..bda29eb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -21,6 +21,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Nginx error after removing a SSL certificate used to secure WordOps backend
 - `wo stack install --all`
 - ProFTPd fail2ban rules set twice if removed and reinstalled
+- `wo site update`
 
 ### v3.9.8.4 - 2019-08-28