diff --git a/XPS-13-7390-2-in-1--.md b/XPS-13-7390-2-in-1--.md
index 8e0a731..170de76 100644
--- a/XPS-13-7390-2-in-1--.md
+++ b/XPS-13-7390-2-in-1--.md
@@ -15,6 +15,8 @@ $ zfs change-key rpool
 
 ## create swap partition to permit Hibernate
 
+create a swap partition right sized for hibernation.
+
 add theses 2 lines in : */usr/share/ubiquity/zsys-setup*
 
 ~~~{.shell}