diff --git a/bastion/src/bastion/src/templates/install.ks.ts b/bastion/src/bastion/src/templates/install.ks.ts
index a989309..ea1a035 100644
--- a/bastion/src/bastion/src/templates/install.ks.ts
+++ b/bastion/src/bastion/src/templates/install.ks.ts
@@ -90,11 +90,14 @@ chmod 440 /etc/sudoers.d/${adminUser}`;
     : `DISK=""
 # Wait up to 10s for NVMe/SCSI disks to appear (they init async in initrd)
 for _wait in $(seq 1 10); do
-    for d in /dev/nvme0n1 /dev/sda /dev/vda; do
+    for d in /dev/nvme0n1 /dev/nvme1n1 /dev/sda /dev/sdb /dev/vda; do
         [ -b "$d" ] || continue
-        # Skip removable disks (USB, CD-ROM, JetKVM virtual media)
         _bname=$(basename "$d")
+        # Skip removable disks (USB, CD-ROM, JetKVM virtual media)
         [ -f "/sys/block/$_bname/removable" ] && [ "$(cat /sys/block/$_bname/removable)" = "1" ] && continue
+        # Skip USB-attached disks (JetKVM virtual media shows as SCSI over USB)
+        _transport=$(readlink -f /sys/block/$_bname/device 2>/dev/null || echo "")
+        echo "$_transport" | grep -q "usb" && continue
         # Skip disks smaller than 20GB (likely USB sticks)
         _size=$(cat /sys/block/$_bname/size 2>/dev/null || echo 0)
         [ "$_size" -lt 41943040 ] && continue