diff --git a/files/initrd/opt/arc/arc.sh b/files/initrd/opt/arc/arc.sh
index 308d91b6..49d5de46 100755
--- a/files/initrd/opt/arc/arc.sh
+++ b/files/initrd/opt/arc/arc.sh
@@ -408,7 +408,7 @@ function make() {
   # USBMount Support
   if [ "${USBMOUNT}" = "true" ]; then
     DRIVES="$(readConfigKey "device.drives" "${USER_CONFIG_FILE}")"
-    writeConfigKey "synoinfo.maxdisks" "${HARDDRIVES}" "${USER_CONFIG_FILE}"
+    writeConfigKey "synoinfo.maxdisks" "${DRIVES}" "${USER_CONFIG_FILE}"
     deleteConfigKey "synoinfo.usbportcfg" "${USER_CONFIG_FILE}"
     deleteConfigKey "synoinfo.esataportcfg" "${USER_CONFIG_FILE}"
     deleteConfigKey "synoinfo.internalportcfg" "${USER_CONFIG_FILE}"
diff --git a/files/initrd/opt/arc/include/storage.sh b/files/initrd/opt/arc/include/storage.sh
index 0a5ba67f..ed14cae0 100755
--- a/files/initrd/opt/arc/include/storage.sh
+++ b/files/initrd/opt/arc/include/storage.sh
@@ -118,6 +118,9 @@ function getmap() {
   [ ${NVMEDRIVES} -gt 0 ] && writeConfigKey "device.nvmedrives" "${NVMEDRIVES}" "${USER_CONFIG_FILE}"
   writeConfigKey "device.drives" "${DRIVES}" "${USER_CONFIG_FILE}"
   writeConfigKey "device.harddrives" "${HARDDRIVES}" "${USER_CONFIG_FILE}"
+  # Check for nonDT
+  MODEL="$(readConfigKey "model" "${USER_CONFIG_FILE}")"
+  DT="$(readModelKey "${MODEL}" "dt")"
   if [ ! "{DT}" = "true" ] && [ $(lspci -d ::106 | wc -l) -gt 0 ]; then
     # Check for Sata Boot
     LASTDRIVE=0