diff --git a/web/main.go b/web/main.go
index 1d26846..13610ca 100644
--- a/web/main.go
+++ b/web/main.go
@@ -27,12 +27,12 @@ import (
 // A Service stores configuration of a server.
 type Service struct {
 	// config
-	Listen    string `toml:"listen"`
-	AccessLog bool   `toml:"access_log"`
-	WebrootIndexDisable bool `toml:"webroot_index_disable"`
-	Webroot   string `toml:"webroot"`
-	WebrootFS http.FileSystem `toml:"-"`
-	ACME      struct {
+	Listen              string          `toml:"listen"`
+	AccessLog           bool            `toml:"access_log"`
+	WebrootIndexDisable bool            `toml:"webroot_index_disable"`
+	Webroot             string          `toml:"webroot"`
+	WebrootFS           http.FileSystem `toml:"-"`
+	ACME                struct {
 		Enable  bool     `toml:"enable"`
 		Domains []string `toml:"domains"`
 		Cache   string   `toml:"cache"`
diff --git a/web/module.go b/web/module.go
index 23f2ff2..649a1c3 100644
--- a/web/module.go
+++ b/web/module.go
@@ -22,7 +22,7 @@ func (ws *Service) Bind(r *gin.Engine) {
 
 	ws.log.Info("bind modules", zap.Int("count", len(ws.modules)))
 	if ws.Webroot != "" {
-		ws.WebrootFS  = static.LocalFile(ws.Webroot, false)
+		ws.WebrootFS = static.LocalFile(ws.Webroot, false)
 	}
 	r.Use(func(c *gin.Context) {
 		if !ws.WebrootIndexDisable {