diff --git a/src/disk.sh b/src/disk.sh
index 066bc58..aca26c7 100644
--- a/src/disk.sh
+++ b/src/disk.sh
@@ -391,16 +391,16 @@ addMedia () {
   local index=""
   local DISK_ID="cdrom$DISK_BUS"
   [ -n "$DISK_INDEX" ] && index=",bootindex=$DISK_INDEX"
-  local result="-drive file=$DISK_FILE,id=$DISK_ID,if=none,format=raw,readonly=on"
+  local result="-drive file=$DISK_FILE,id=$DISK_ID,if=none,format=raw,readonly=on,media=cdrom"
 
   case "${DISK_TYPE,,}" in
     "usb" )
-      result="$result,media=cdrom \
+      result="$result \
       -device usb-storage,drive=${DISK_ID}${index},removable=on"
       echo "$result"
       ;;
     "ide" )
-      result="$result,media=cdrom \
+      result="$result \
       -device ide-cd,drive=${DISK_ID},bus=ide.${DISK_BUS}${index}"
       echo "$result"
       ;;
@@ -410,7 +410,7 @@ addMedia () {
       echo "$result"
       ;;
     "scsi" | "virtio-scsi" )
-      result="$result,media=cdrom \
+      result="$result \
       -device virtio-scsi-pci,id=${DISK_ID}b,bus=pcie.0,addr=$DISK_ADDRESS,iothread=io2 \
       -device scsi-cd,drive=${DISK_ID},bus=${DISK_ID}b.0${index}"
       echo "$result"