diff --git a/update-check.sh b/update-check.sh
index cdde1efb..245279a8 100644
--- a/update-check.sh
+++ b/update-check.sh
@@ -1,5 +1,24 @@
 #!/usr/bin/env bash
 
+# 23.5.0
 [ ! -f /mnt/p1/boot/grub/grub.cfg ] && exit 1
 
+# 23.7.0
+. /opt/arpl/include/functions.sh
+if loaderIsConfigured; then
+  if [ -f "${ORI_RDGZ_FILE}" ]; then
+    rm -rf "${RAMDISK_PATH}"
+    mkdir -p "${RAMDISK_PATH}"
+    (cd "${RAMDISK_PATH}"; xz -dc <"${ORI_RDGZ_FILE}" | cpio -idm) >/dev/null 2>&1
+    . "${RAMDISK_PATH}/etc/VERSION"
+    [ -n "$(readConfigKey "build" "${USER_CONFIG_FILE}")" ] && deleteConfigKey "build" "${USER_CONFIG_FILE}"
+    [ -n "$(readConfigKey "smallfixnumber" "${USER_CONFIG_FILE}")" ] && deleteConfigKey "smallfixnumber" "${USER_CONFIG_FILE}"
+    [ -z "$(readConfigKey "paturl" "${USER_CONFIG_FILE}")" ] && writeConfigKey "paturl" "" "${USER_CONFIG_FILE}"
+    [ -z "$(readConfigKey "patsum" "${USER_CONFIG_FILE}")" ] && writeConfigKey "patsum" "" "${USER_CONFIG_FILE}"
+    [ -z "$(readConfigKey "productver" "${USER_CONFIG_FILE}")" ] && writeConfigKey "productver" "${majorversion}.${minorversion}" "${USER_CONFIG_FILE}"
+    [ -z "$(readConfigKey "buildnum" "${USER_CONFIG_FILE}")" ] && writeConfigKey "buildnum" "${buildnumber}" "${USER_CONFIG_FILE}"
+    [ -z "$(readConfigKey "smallnum" "${USER_CONFIG_FILE}")" ] && writeConfigKey "smallnum" "${smallfixnumber}" "${USER_CONFIG_FILE}"
+  fi
+fi
+
 exit 0
\ No newline at end of file