diff --git a/README.md b/README.md
index 979ad66..1a775b1 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@
 
 --------------
 
-## How to install prebuilt packages (OpenWrt 19 & 21 & 22 & master)
+## How to install prebuilt packages (OpenWrt 18 & 19 & 21 & 22 & master)
 
 - Login OpenWrt terminal (SSH)
 
diff --git a/install.sh b/install.sh
index 1aa2bd4..2e4d109 100755
--- a/install.sh
+++ b/install.sh
@@ -31,7 +31,7 @@ CHECK() (
 	echo -e "\r\n${GREEN_COLOR}Checking platform  ...${RES}\r\n"
 	prebuilt="aarch64_cortex-a53 aarch64_cortex-a72 aarch64_generic arm_arm1176jzf-s_vfp arm_arm926ej-s arm_cortex-a15_neon-vfpv4 arm_cortex-a5_vfpv4 arm_cortex-a7 arm_cortex-a7_neon-vfpv4 arm_cortex-a8_vfpv3 arm_cortex-a9 arm_cortex-a9_neon arm_cortex-a9_vfpv3-d16 arm_fa526 arm_mpcore arm_xscale i386_pentium-mmx i386_pentium4 mips64_octeonplus mips_24kc mips_4kec mips_mips32 mipsel_24kc mipsel_24kc_24kf mipsel_74kc mipsel_mips32 x86_64"
 	verif=$(expr match "$prebuilt" ".*\($platform\)")
-	if [ "$version" != 19 -a "$version" != 21 -a "$version" != 22 ]; then
+	if [ "$version" != 18 -a "$version" != 19 -a "$version" != 21 -a "$version" != 22 ]; then
 		echo -e "${RED_COLOR}Error! OpenWrt \"$(cat /etc/os-release | grep VERSION_ID | awk -F "[\"\"]" '{print $2}')\" version is not supported.${RES}"
 		exit 1;
 	elif [[ ! $verif ]]; then
@@ -55,7 +55,11 @@ DOWNLOAD() (
 	fi
 	mosdns=$(cat $TMPDIR/releases.txt | grep "browser_download_url" | grep $platform.ipk | head -1 | awk '{print $2}' | sed 's/\"//g')
 	luci_app=$(cat $TMPDIR/releases.txt | grep "browser_download_url" | grep luci-app-mosdns_ | head -1 | awk '{print $2}' | sed 's/\"//g')
-	luci_i18n=$(cat $TMPDIR/releases.txt | grep "browser_download_url" | grep luci-i18n-mosdns-zh-cn | head -1 | awk '{print $2}' | sed 's/\"//g')
+	if [ "$version" = 18 ]; then
+		luci_i18n=$(cat $TMPDIR/releases.txt | grep "browser_download_url" | grep openwrt-18.06_luci-i18n-mosdns-zh-cn | head -1 | awk '{print $2}' | sed 's/\"//g')
+	else
+		luci_i18n=$(cat $TMPDIR/releases.txt | grep "browser_download_url" | grep luci-i18n-mosdns-zh-cn | head -1 | awk '{print $2}' | sed 's/\"//g')
+	fi
 	geoip=$(cat $TMPDIR/releases.txt | grep "browser_download_url" | grep v2ray-geoip | head -1 | awk '{print $2}' | sed 's/\"//g')
 	geosite=$(cat $TMPDIR/releases.txt | grep "browser_download_url" | grep v2ray-geosite | head -1 | awk '{print $2}' | sed 's/\"//g')