diff --git a/ubuntu.md b/ubuntu.md
index f26e5cc..8d52244 100644
--- a/ubuntu.md
+++ b/ubuntu.md
@@ -119,6 +119,8 @@ sudo usermod --lock $ctuser
 # Start $ctuser session at boot without login
 loginctl enable-linger $ctuser
 ```
+>[!NOTE]
+> Consider removing bash history entry that contains the password entered above
 
 ## Setup $ctuser env