diff --git a/XPS-13-7390-2-in-1--.md b/XPS-13-7390-2-in-1--.md
index 202fd62..5a8f908 100644
--- a/XPS-13-7390-2-in-1--.md
+++ b/XPS-13-7390-2-in-1--.md
@@ -126,6 +126,13 @@ printf "RESUME=UUID=$(blkid | awk -F\" '/swap/ {print $2}')\n" | head -n 1| sudo
 update-initramfs -u -k all
 ~~~
 
+change /etc/default/grub : add your resume UUID into GRUB_CMDLINE_LINUX_DEFAULT
+
+~~~
+GRUB_CMDLINE_LINUX_DEFAULT="quiet splash resume=UUID=75034ff5-...-9e4564e16d34"
+~~~
+
+
 kernel lockdown prevent hibernation :
 
 https://unix.stackexchange.com/questions/591488/why-does-the-kernel-lockdown-prevent-hibernation