diff --git a/src/disk.sh b/src/disk.sh
index aca26c7..aec2adc 100644
--- a/src/disk.sh
+++ b/src/disk.sh
@@ -359,6 +359,7 @@ createDevice () {
     "usb" )
       result="$result \
       -device usb-storage,drive=${DISK_ID}${index}"
+      echo "$result"
       ;;
     "ide" )
       result="$result \