diff --git a/external/lums-passwords/lums-passwords.md b/external/lums-passwords/lums-passwords.md
index 13174ee8e0ca10c94fde63d1c9c0e026dfcfef50..30d29130743dc007031e03273c1bfec457596246 100644
--- a/external/lums-passwords/lums-passwords.md
+++ b/external/lums-passwords/lums-passwords.md
@@ -5,6 +5,7 @@ permalink: /external/lums-passwords/
 
 # LUMS account 
 
+The password received from system administrators is only temporal and it **it will expire in one month** so you should change it till then. Otherwise you will have to request a new one.
 
 ## Changing password for LUMS accounts