diff --git a/cmd/hz/protobuf/plugin.go b/cmd/hz/protobuf/plugin.go
index e25803860..fa36f0c28 100644
--- a/cmd/hz/protobuf/plugin.go
+++ b/cmd/hz/protobuf/plugin.go
@@ -298,6 +298,7 @@ func (plugin *Plugin) fixGoPackage(req *pluginpb.CodeGeneratorRequest, pkgMap ma
 			continue
 		}
 		opt := getGoPackage(f, pkgMap)
+		opt = strings.TrimLeft(opt, ".")
 		if !strings.Contains(opt, gopkg) {
 			if strings.HasPrefix(opt, "/") {
 				opt = gopkg + opt
@@ -305,6 +306,7 @@ func (plugin *Plugin) fixGoPackage(req *pluginpb.CodeGeneratorRequest, pkgMap ma
 				opt = gopkg + "/" + opt
 			}
 		}
+		opt = strings.TrimRight(opt, "/")
 		impt, _ := plugin.fixModelPathAndPackage(opt)
 		*f.Options.GoPackage = impt
 	}
diff --git a/cmd/hz/protobuf/plugin_test.go b/cmd/hz/protobuf/plugin_test.go
index b34d8b868..c11f1d020 100644
--- a/cmd/hz/protobuf/plugin_test.go
+++ b/cmd/hz/protobuf/plugin_test.go
@@ -17,6 +17,7 @@
 package protobuf
 
 import (
+	"google.golang.org/protobuf/types/descriptorpb"
 	"io/ioutil"
 	"strings"
 	"testing"
@@ -96,3 +97,19 @@ func TestFixModelPathAndPackage(t *testing.T) {
 		}
 	}
 }
+
+func TestFixGoPackage(t *testing.T) {
+	plu := &Plugin{}
+	plu.Package = "cloudwego/hertz"
+	plu.ModelDir = meta.ModelDir
+	req := &pluginpb.CodeGeneratorRequest{}
+	pbFile := &descriptorpb.FileDescriptorProto{}
+	fileOpt := &descriptorpb.FileOptions{}
+	fileOpt.GoPackage = proto.String("./")
+	pbFile.Options = fileOpt
+	req.ProtoFile = append(req.ProtoFile, pbFile)
+	plu.fixGoPackage(req, nil)
+	if req.ProtoFile[0].Options.GetGoPackage() != "cloudwego/hertz/biz/model" {
+		t.Fatalf("want go package: %s, but get: %s", "cloudwego/hertz/biz/model", req.ProtoFile[0].Options.GetGoPackage())
+	}
+}