diff --git a/encrypt-swap-Ubuntu-20.04.md b/encrypt-swap-Ubuntu-20.04.md
index c94b149..4eb844a 100644
--- a/encrypt-swap-Ubuntu-20.04.md
+++ b/encrypt-swap-Ubuntu-20.04.md
@@ -66,12 +66,22 @@ swapoff /dev/mapper/cryptswap1
 GRUB_CMDLINE_LINUX_DEFAULT="quiet splash resume=/dev/nvme0n1p2"
 ~~~
 
+~~~
+update-grub
+~~~
+
 * edit /etc/initramfs-tools/conf.d/resume. Replace the existing RESUME line with the following line.
 
 ~~~
 RESUME=/dev/nvme0n1p2
 ~~~
 
+Register these changes.
+
+~~~
+update-initramfs -u -k all
+~~~
+
 * make your partition a swap
 
 ~~~
@@ -84,6 +94,8 @@ mkswap /dev/nvme0n1p2
 swapon -a
 ~~~
 
+
+
 ## to be solve
 
 ~~~