diff --git a/README.adoc b/README.adoc
index 56c85eb..2f25e4c 100644
--- a/README.adoc
+++ b/README.adoc
@@ -7123,7 +7123,7 @@ CONFIG_VIRTIO_BLK=y
 CONFIG_VIRTIO_PCI=y
 ....
 +
-let to this error.
+led to this error.
 
 Now, let's restore the previously removed virtio options, and instead remove:
 
@@ -7173,10 +7173,12 @@ Once all those problems are solved, in the working setup, we finally see somethi
 <6>[    0.636700] VFS: Mounted root (ext4 filesystem) on device 254:0.
 ....
 
+Tested on LKMC 863a373a30cd3c7982e3e453c4153f85133b17a9, Linux kernel 5.4.3.
+
 Bibliography:
 
 * https://askubuntu.com/questions/41930/kernel-panic-not-syncing-vfs-unable-to-mount-root-fs-on-unknown-block0-0/1048477#1048477
-* https://unix.stackexchange.com/questions/414655/not-syncing-vfs-unable-to-mount-root-fs-on-unknown-block0-0
+* https://unix.stackexchange.com/questions/414655/not-syncing-vfs-unable-to-mount-root-fs-on-unknown-block0-0/603197#603197
 * https://stackoverflow.com/questions/63277677/i-meet-a-problem-when-i-encountered-in-the-fs-mode-of-running-gem5/63278487#63278487
 
 === Pseudo filesystems