diff --git a/cmd/protobuild/cmd.go b/cmd/protobuild/cmd.go
index d2767b4..b408cc9 100644
--- a/cmd/protobuild/cmd.go
+++ b/cmd/protobuild/cmd.go
@@ -30,9 +30,6 @@ import (
 	"google.golang.org/protobuf/proto"
 	"google.golang.org/protobuf/types/pluginpb"
 	yaml "gopkg.in/yaml.v3"
-
-	_ "github.com/samber/lo"
-	_ "golang.org/x/mod/module"
 )
 
 var (
@@ -334,8 +331,8 @@ func Main() *cli.Command {
 
 					var changed bool
 
-					// 解析go.mod并获取所有pkg版本
-					versions := modutil.LoadVersions()
+					// 通过 go mod graph 获取每个 pkg 最大版本
+					versions := modutil.LoadVersionGraph()
 					for i, dep := range globalCfg.Depends {
 						pathVersion := strings.SplitN(dep.Url, "@", 2)
 						if len(pathVersion) == 2 {
@@ -357,7 +354,7 @@ func Main() *cli.Command {
 						v := strutil.FirstFnNotEmpty(func() string {
 							return versions[url]
 						}, func() string {
-							return generic.DePtr(dep.Version)
+							return generic.FromPtr(dep.Version)
 						}, func() string {
 							// go.mod中version不存在, 并且protobuf.yaml也没有指定
 							// go pkg缓存
diff --git a/docs/docs.go b/docs/docs.go
index cc8e61e..3b3f1e0 100644
--- a/docs/docs.go
+++ b/docs/docs.go
@@ -5,3 +5,8 @@ package docs
 // https://github.com/bufbuild/protocompile
 // https://github.com/mitchellh/protoc-gen-go-json
 // https://github.com/foxygoat/protog/tree/master/httprule
+
+import (
+	_ "github.com/samber/lo"
+	_ "golang.org/x/mod/module"
+)
diff --git a/internal/modutil/util.go b/internal/modutil/util.go
index 74bc758..920e48b 100644
--- a/internal/modutil/util.go
+++ b/internal/modutil/util.go
@@ -4,9 +4,15 @@ import (
 	"io/ioutil"
 	"os"
 	"path/filepath"
+	"strings"
 
+	mapset "github.com/deckarep/golang-set/v2"
+	ver "github.com/hashicorp/go-version"
 	"github.com/pubgo/funk/assert"
 	"github.com/pubgo/funk/pathutil"
+	"github.com/pubgo/funk/v2/result"
+	"github.com/pubgo/protobuild/internal/shutil"
+	"github.com/samber/lo"
 	"golang.org/x/mod/modfile"
 )
 
@@ -28,6 +34,35 @@ func GoModPath() string {
 	return getFileByRecursion("go.mod", pwd)
 }
 
+func LoadVersionGraph() map[string]string {
+	modList := strings.Split(result.Wrap(shutil.GoModGraph()).Must(), "\n")
+	modSet := mapset.NewSet[string]()
+	for _, m := range modList {
+		for _, v := range strings.Split(m, " ") {
+			modSet.Add(strings.TrimSpace(v))
+		}
+	}
+
+	var modMap = make(map[string][]*ver.Version)
+	modSet.Each(func(s string) bool {
+		ver2 := strings.Split(s, "@")
+		if len(ver2) != 2 {
+			return false
+		}
+
+		if !strings.HasPrefix(ver2[1], "v") {
+			return false
+		}
+
+		modMap[ver2[0]] = append(modMap[ver2[0]], ver.Must(ver.NewSemver(ver2[1])))
+		return false
+	})
+
+	return lo.MapValues(modMap, func(versions []*ver.Version, path string) string {
+		return "v" + maxVersion(versions).String()
+	})
+}
+
 func LoadVersions() map[string]string {
 	path := GoModPath()
 	assert.Assert(path == "", "go.mod not exists")
@@ -51,3 +86,7 @@ func LoadVersions() map[string]string {
 
 	return versions
 }
+
+func maxVersion(versions []*ver.Version) *ver.Version {
+	return lo.MaxBy(versions, func(a *ver.Version, b *ver.Version) bool { return a.GreaterThan(b) })
+}
diff --git a/internal/modutil/util_test.go b/internal/modutil/util_test.go
new file mode 100644
index 0000000..68345f8
--- /dev/null
+++ b/internal/modutil/util_test.go
@@ -0,0 +1,47 @@
+package modutil
+
+import (
+	mapset "github.com/deckarep/golang-set/v2"
+	ver "github.com/hashicorp/go-version"
+	"github.com/pubgo/funk/pretty"
+	"github.com/pubgo/funk/v2/result"
+	"github.com/pubgo/protobuild/internal/shutil"
+	"github.com/samber/lo"
+	"strings"
+	"testing"
+)
+
+func TestName(t *testing.T) {
+	pretty.Println(LoadVersions())
+
+	modList := strings.Split(result.Wrap(shutil.GoModGraph()).Must(), "\n")
+	modSet := mapset.NewSet[string]()
+	for _, m := range modList {
+		for _, v := range strings.Split(m, " ") {
+			modSet.Add(strings.TrimSpace(v))
+		}
+	}
+
+	var modMap = make(map[string][]*ver.Version)
+	modSet.Each(func(s string) bool {
+		ver2 := strings.Split(s, "@")
+		if len(ver2) != 2 {
+			return false
+		}
+
+		if !strings.HasPrefix(ver2[1], "v") {
+			return false
+		}
+
+		modMap[ver2[0]] = append(modMap[ver2[0]], ver.Must(ver.NewSemver(ver2[1])))
+		return false
+	})
+
+	for k, v := range modMap {
+		pretty.Println(k, maxVersion(v).String(), minVersion(v).String())
+	}
+}
+
+func minVersion(versions []*ver.Version) *ver.Version {
+	return lo.MaxBy(versions, func(a *ver.Version, b *ver.Version) bool { return !a.GreaterThan(b) })
+}