diff --git a/gen/pbscheme/gen_dir.go b/gen/pbscheme/gen_dir.go
index 31c96f4..683bb3f 100644
--- a/gen/pbscheme/gen_dir.go
+++ b/gen/pbscheme/gen_dir.go
@@ -7,6 +7,7 @@ import (
 	"github.com/davyxu/protoplus/model"
 	"io/ioutil"
 	"path/filepath"
+	"sort"
 	"strings"
 )
 
@@ -105,8 +106,11 @@ func GenProtoDir(ctx *gen.Context) error {
 
 	var sb strings.Builder
 
+	var srcNameList []string
 	for srcName, ds := range rootDS.DescriptorSetBySource() {
 
+		srcNameList = append(srcNameList, srcName)
+
 		gen := codegen.NewCodeGen("dirproto").
 			RegisterTemplateFunc(codegen.UsefulFunc).
 			RegisterTemplateFunc(UsefulFunc).
@@ -119,14 +123,18 @@ func GenProtoDir(ctx *gen.Context) error {
 
 		fullPathName := filepath.Join(ctx.OutputFileName, srcName)
 
-		fmt.Fprintf(&sb, "%s ", srcName)
-
 		err := gen.WriteOutputFile(fullPathName).Error()
 		if err != nil {
 			return err
 		}
 	}
 
+	sort.Strings(srcNameList)
+
+	for _, d := range srcNameList {
+		fmt.Fprintf(&sb, "%s ", d)
+	}
+
 	err := ioutil.WriteFile(filepath.Join(ctx.OutputFileName, "filelist.txt"), []byte(sb.String()), 0666)
 
 	return err