diff --git a/core/cmd/nekobox_core/internal/boxbox/version.go b/core/cmd/nekobox_core/internal/boxbox/version.go
deleted file mode 100644
index 2d989ba..0000000
--- a/core/cmd/nekobox_core/internal/boxbox/version.go
+++ /dev/null
@@ -1,9 +0,0 @@
-package boxbox
-
-import "github.com/sagernet/sing-box/constant"
-
-func init() {
-	constant.Version = Version
-}
-
-var Version = "1.10.5"
diff --git a/core/cmd/nekobox_core/main.go b/core/cmd/nekobox_core/main.go
index 6c6e948..ce0869c 100644
--- a/core/cmd/nekobox_core/main.go
+++ b/core/cmd/nekobox_core/main.go
@@ -10,12 +10,12 @@ import (
 
 	"nekobox_core/server"
 
-	"nekobox_core/internal/boxbox"
+	C "github.com/sagernet/sing-box/constant"
 	_ "nekobox_core/internal/distro/all"
 )
 
 func main() {
-	fmt.Println("sing-box:", boxbox.Version)
+	fmt.Println("sing-box:", C.Version)
 	fmt.Println()
 	runtimeDebug.SetMemoryLimit(2 * 1024 * 1024 * 1024) // 2GB
 	go func() {
diff --git a/script/build_go.sh b/script/build_go.sh
index c24451a..0907c11 100755
--- a/script/build_go.sh
+++ b/script/build_go.sh
@@ -25,5 +25,6 @@ popd
 
 #### Go: nekobox_core ####
 pushd core/cmd/nekobox_core
-go build -v -o $DEST -trimpath -ldflags "-w -s" -tags "with_clash_api,with_gvisor,with_quic,with_wireguard,with_utls,with_ech,with_dhcp"
+VERSION_SINGBOX=$(go list -m -f '{{.Version}}' github.com/sagernet/sing-box)
+go build -v -o $DEST -trimpath -ldflags "-w -s -X 'github.com/sagernet/sing-box/constant.Version=${VERSION_SINGBOX}'" -tags "with_clash_api,with_gvisor,with_quic,with_wireguard,with_utls,with_ech,with_dhcp"
 popd