diff --git a/XPS-13-7390-2-in-1--.md b/XPS-13-7390-2-in-1--.md
index 3ea2604..f3c344a 100644
--- a/XPS-13-7390-2-in-1--.md
+++ b/XPS-13-7390-2-in-1--.md
@@ -54,6 +54,10 @@ Before the last line of the command insert these lines:
         -O keyformat=passphrase \
 ~~~
 
+## to do : find how to change zpool passwd
+
+
+
 ## create swap partition to permit Hibernate
 
 ~~~