diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index fe59ce6..5dada64 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -23,13 +23,11 @@ jobs:
 
       - name: Clone and build po2lmo
         run: |
-          git clone https://github.com/openwrt-dev/po2lmo.git
-          cd po2lmo
-          make
-          cd ..
-          cp po2lmo/po2lmo ./po2lmo
-          chmod +x ./po2lmo
           rm -rf po2lmo
+          git clone https://github.com/openwrt-dev/po2lmo.git po2lmo-build
+          cd po2lmo-build
+          make
+          sudo make install
 
       - name: Build binaries
         run: |
diff --git a/build.sh b/build.sh
index 7f6182f..68527b4 100755
--- a/build.sh
+++ b/build.sh
@@ -8,7 +8,7 @@
 set -e
 
 project_name="ua3f"
-release_version="1.8.1"
+release_version="1.8.2"
 target=main.go
 dist=./dist
 release_dir=./bin
@@ -44,25 +44,25 @@ for target_item in $TARGET_LIST; do
 
     case "$goarch" in
     mipsle-softfloat)
-        GOOS=$goos GOARCH=mipsle GOMIPS=softfloat go build -trimpath -ldflags="-s -w" -o "$obj_name" "$target"
+        CGO_ENABLED=0 GOOS=$goos GOARCH=mipsle GOMIPS=softfloat go build -trimpath -ldflags="-s -w" -o "$obj_name" "$target"
         ;;
     mipsle-hardfloat)
-        GOOS=$goos GOARCH=mipsle GOMIPS=hardfloat go build -trimpath -ldflags="-s -w" -o "$obj_name" "$target"
+        CGO_ENABLED=0 GOOS=$goos GOARCH=mipsle GOMIPS=hardfloat go build -trimpath -ldflags="-s -w" -o "$obj_name" "$target"
         ;;
     armv7)
-        GOOS=$goos GOARCH=arm GOARM=7 go build -trimpath -ldflags="-s -w" -o "$obj_name" "$target"
+        CGO_ENABLED=0 GOOS=$goos GOARCH=arm GOARM=7 go build -trimpath -ldflags="-s -w" -o "$obj_name" "$target"
         ;;
     armv8)
         alias_name=$project_name-$release_version-${goos}-arm64
         if [ ! -f "../dist/bin/$alias_name" ]; then
             echo ">>> Building $goos/arm64 (for armv8 alias)"
-            GOOS=$goos GOARCH=arm64 go build -trimpath -ldflags="-s -w" -o "$alias_name" "$target"
+            CGO_ENABLED=0 GOOS=$goos GOARCH=arm64 go build -trimpath -ldflags="-s -w" -o "$alias_name" "$target"
             cp "$alias_name" ../dist/bin/
         fi
         cp "../dist/bin/$alias_name" "$obj_name"
         ;;
     *)
-        GOOS=$goos GOARCH="$goarch" go build -trimpath -ldflags="-s -w" -o "$obj_name" "$target"
+        CGO_ENABLED=0 GOOS=$goos GOARCH="$goarch" go build -trimpath -ldflags="-s -w" -o "$obj_name" "$target"
         ;;
     esac
 
@@ -106,7 +106,7 @@ mkdir -p \
 cp openwrt/files/ua3f.init $opkg_template/etc/init.d/ua3f
 cp openwrt/files/ua3f.uci $opkg_template/etc/config/ua3f
 cp -r openwrt/files/luci/* $opkg_template/usr/lib/lua/luci/
-./po2lmo openwrt/po/zh_cn/ua3f.po $opkg_template/usr/lib/lua/luci/i18n/ua3f.zh-cn.lmo
+po2lmo openwrt/po/zh_cn/ua3f.po $opkg_template/usr/lib/lua/luci/i18n/ua3f.zh-cn.lmo
 
 # only build ipk for linux targets
 for target_item in $TARGET_LIST; do
@@ -119,6 +119,8 @@ for target_item in $TARGET_LIST; do
     obj_name=$project_name-$release_version-${goos}-${goarch}
     [ -f "$dist/bin/$obj_name" ] || continue
 
+    echo ">>> Building IPK for $goos/$goarch ..."
+
     mv "$dist/bin/$obj_name" $opkg_template/usr/bin/ua3f
     sh "$ipkg_build" "$opkg_template"
     mv "$project_name"_"$release_version"-1_all.ipk "$dist/$project_name"_"$release_version"-1_"${goos}_${goarch}".ipk
diff --git a/ipkg-build.sh b/ipkg-build.sh
index 0cba54d..ea0341c 100755
--- a/ipkg-build.sh
+++ b/ipkg-build.sh
@@ -12,13 +12,14 @@ set -e
 version=1.0
 FIND="$(command -v find)"
 FIND="${FIND:-$(command -v gfind)}"
-TAR="${TAR:-$(command -v gtar)}"
+# Try gtar first (macOS), fall back to tar (Linux)
+TAR="$(command -v gtar 2>/dev/null || command -v tar)"
 
 # try to use fixed source epoch
 if [ -n "$PKG_SOURCE_DATE_EPOCH" ]; then
-	TIMESTAMP=$(date --date="@$PKG_SOURCE_DATE_EPOCH")
+	TIMESTAMP=$(date --date="@$PKG_SOURCE_DATE_EPOCH" 2>/dev/null || date -r "$PKG_SOURCE_DATE_EPOCH")
 elif [ -n "$SOURCE_DATE_EPOCH" ]; then
-	TIMESTAMP=$(date --date="@$SOURCE_DATE_EPOCH")
+	TIMESTAMP=$(date --date="@$SOURCE_DATE_EPOCH" 2>/dev/null || date -r "$SOURCE_DATE_EPOCH")
 else
 	TIMESTAMP=$(date)
 fi
diff --git a/ipkg/CONTROL/control b/ipkg/CONTROL/control
index 935753f..0a48387 100644
--- a/ipkg/CONTROL/control
+++ b/ipkg/CONTROL/control
@@ -1,5 +1,5 @@
 Package: ua3f
-Version: 1.8.1-1
+Version: 1.8.2-1
 Depends: luci-compat, ipset, iptables, iptables-mod-tproxy, iptables-mod-extra, iptables-mod-nat-extra, kmod-ipt-conntrack, iptables-mod-ipopt, iptables-mod-nfqueue, iptables-mod-conntrack-extra, kmod-nf-conntrack-netlink
 Source: /feed/openwrt
 SourceName: UA3F
diff --git a/ipkg/CONTROL/control-e b/ipkg/CONTROL/control-e
index 935753f..0a48387 100644
--- a/ipkg/CONTROL/control-e
+++ b/ipkg/CONTROL/control-e
@@ -1,5 +1,5 @@
 Package: ua3f
-Version: 1.8.1-1
+Version: 1.8.2-1
 Depends: luci-compat, ipset, iptables, iptables-mod-tproxy, iptables-mod-extra, iptables-mod-nat-extra, kmod-ipt-conntrack, iptables-mod-ipopt, iptables-mod-nfqueue, iptables-mod-conntrack-extra, kmod-nf-conntrack-netlink
 Source: /feed/openwrt
 SourceName: UA3F
diff --git a/openwrt/Makefile b/openwrt/Makefile
index 752559f..3e5a41b 100644
--- a/openwrt/Makefile
+++ b/openwrt/Makefile
@@ -1,7 +1,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=UA3F
-PKG_VERSION:=1.8.1
+PKG_VERSION:=1.8.2
 PKG_RELEASE:=1
 
 # PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
diff --git a/openwrt/files/luci/model/cbi/ua3f.lua b/openwrt/files/luci/model/cbi/ua3f.lua
index 781980d..3db6128 100644
--- a/openwrt/files/luci/model/cbi/ua3f.lua
+++ b/openwrt/files/luci/model/cbi/ua3f.lua
@@ -6,7 +6,7 @@ local NamedSection = cbi.NamedSection
 local ua3f = cbi.Map("ua3f",
     "UA3F",
     [[
-        <a href="https://github.com/SunBK201/UA3F" target="_blank">Version: 1.8.1</a>
+        <a href="https://github.com/SunBK201/UA3F" target="_blank">Version: 1.8.2</a>
         <br>
         Across the Campus we can reach every corner in the world.
     ]]
diff --git a/po2lmo b/po2lmo
deleted file mode 100755
index 8b5e9ef..0000000
Binary files a/po2lmo and /dev/null differ
diff --git a/src/main.go b/src/main.go
index 6211b00..bb7fc1e 100644
--- a/src/main.go
+++ b/src/main.go
@@ -15,7 +15,7 @@ import (
 	"github.com/sunbk201/ua3f/internal/statistics"
 )
 
-const version = "1.8.1"
+const version = "1.8.2"
 
 func main() {
 	cfg, showVer := config.Parse()