diff --git a/files/usr/local/sbin/update-grub b/files/usr/local/sbin/update-grub
index 57e6985..31a896b 100755
--- a/files/usr/local/sbin/update-grub
+++ b/files/usr/local/sbin/update-grub
@@ -3,6 +3,8 @@
 . /etc/os-release
 if [ -d /sys/firmware/efi -a -e /boot/efi/EFI/centos/grub.cfg ]; then
 	CONFDIR=/boot/efi/EFI/centos
+elif [ -d /sys/firmware/efi -a -e /boot/efi/EFI/rocky/grub.cfg ]; then
+	CONFDIR=/boot/efi/EFI/rocky
 elif [ -d /sys/firmware/efi -a -e /boot/efi/EFI/almalinux/grub.cfg ]; then
 	CONFDIR=/boot/efi/EFI/almalinux
 elif [ -d /sys/firmware/efi -a -e /boot/efi/EFI/redhat/grub.cfg ]; then