diff --git a/install-dat-release.sh b/install-dat-release.sh
deleted file mode 100644
index 9ade6a5..0000000
--- a/install-dat-release.sh
+++ /dev/null
@@ -1,74 +0,0 @@
-#!/bin/bash
-
-# This Bash script to install the latest release of geoip.dat and geosite.dat:
-
-# https://github.com/v2fly/geoip
-# https://github.com/v2fly/domain-list-community
-
-# Depends on cURL, please solve it yourself
-
-# You may plan to execute this Bash script regularly:
-
-# install -m 755 install-dat-release.sh /usr/local/bin/install-dat-release
-
-# 0 0 * * * /usr/local/bin/install-dat-release > /dev/null 2>&1
-
-# You can modify it to /usr/local/lib/xray
-XRAY="/usr/local/share/xray"
-DOWNLOAD_LINK_GEOIP="https://github.com/v2fly/geoip/releases/latest/download/geoip.dat"
-DOWNLOAD_LINK_GEOSITE="https://github.com/v2fly/domain-list-community/releases/latest/download/dlc.dat"
-file_ip='geoip.dat'
-file_dlc='dlc.dat'
-file_site='geosite.dat'
-dir_tmp="$(mktemp -d)"
-
-curl() {
-  $(type -P curl) -L -q --retry 5 --retry-delay 10 --retry-max-time 60 "$@"
-}
-
-check_if_running_as_root() {
-  # If you want to run as another user, please modify $UID to be owned by this user
-  if [[ "$UID" -ne '0' ]]; then
-    echo "error: You must run this script as root!"
-    exit 1
-  fi
-}
-
-download_files() {
-  if ! curl -R -H 'Cache-Control: no-cache' -o "${dir_tmp}/${2}" "${1}"; then
-    echo 'error: Download failed! Please check your network or try again.'
-    exit 1
-  fi
-  if ! curl -R -H 'Cache-Control: no-cache' -o "${dir_tmp}/${2}.sha256sum" "${1}.sha256sum"; then
-    echo 'error: Download failed! Please check your network or try again.'
-    exit 1
-  fi
-}
-
-check_sum() {
-  (
-    cd "${dir_tmp}" || exit
-    for i in "${dir_tmp}"/*.sha256sum; do
-      if ! sha256sum -c "${i}"; then
-        echo 'error: Check failed! Please check your network or try again.'
-        exit 1
-      fi
-    done
-  )
-}
-
-install_file() {
-  install -m 644 "${dir_tmp}"/${file_dlc} "${XRAY}"/${file_site}
-  install -m 644 "${dir_tmp}"/${file_ip} "${XRAY}"/${file_ip}
-  rm -r "${dir_tmp}"
-}
-
-main() {
-  check_if_running_as_root
-  download_files $DOWNLOAD_LINK_GEOIP $file_ip
-  download_files $DOWNLOAD_LINK_GEOSITE $file_dlc
-  check_sum
-  install_file
-}
-
-main "$@"