diff --git a/weed/command/filer_copy.go b/weed/command/filer_copy.go
index cc73549b4..9995cf6aa 100644
--- a/weed/command/filer_copy.go
+++ b/weed/command/filer_copy.go
@@ -400,7 +400,6 @@ func (worker *FileCopyWorker) uploadFileInChunks(ctx context.Context, task FileC
 	wg.Wait()
 	close(chunksChan)
 
-
 	var chunks []*filer_pb.FileChunk
 	for chunk := range chunksChan {
 		chunks = append(chunks, chunk)
diff --git a/weed/command/shell.go b/weed/command/shell.go
index 7f971c477..91aa8770a 100644
--- a/weed/command/shell.go
+++ b/weed/command/shell.go
@@ -13,9 +13,8 @@ import (
 )
 
 var (
-	shellOptions          shell.ShellOptions
+	shellOptions         shell.ShellOptions
 	shellInitialFilerUrl *string
-
 )
 
 func init() {
@@ -32,13 +31,11 @@ var cmdShell = &Command{
   `,
 }
 
-
 func runShell(command *Command, args []string) bool {
 
 	util.LoadConfiguration("security", false)
 	shellOptions.GrpcDialOption = security.LoadClientTLS(viper.Sub("grpc"), "client")
 
-
 	var filerPwdErr error
 	shellOptions.FilerHost, shellOptions.FilerPort, shellOptions.Directory, filerPwdErr = parseFilerUrl(*shellInitialFilerUrl)
 	if filerPwdErr != nil {
diff --git a/weed/shell/commands.go b/weed/shell/commands.go
index 02f576011..b642ec253 100644
--- a/weed/shell/commands.go
+++ b/weed/shell/commands.go
@@ -16,8 +16,8 @@ import (
 )
 
 type ShellOptions struct {
-	Masters         *string
-	GrpcDialOption  grpc.DialOption
+	Masters        *string
+	GrpcDialOption grpc.DialOption
 	// shell transient context
 	FilerHost string
 	FilerPort int64