diff --git a/modules/git/repo_index.go b/modules/git/repo_index.go
index d7a3790..c822096 100644
--- a/modules/git/repo_index.go
+++ b/modules/git/repo_index.go
@@ -108,11 +108,13 @@ func (repo *Repository) LsFilesFromDirectory(directory, branch string) ([]string
 	if branch == "" {
 		return nil, errors.New("branch not found in context URL")
 	}
-
-	cmd := NewCommand(repo.Ctx, "ls-files").AddDynamicArguments("--with-tree="+branch)
+	
+	cmd := NewCommand(repo.Ctx, "ls-files", internal.CmdArg("--with-tree=" + branch))
+	
 	if len(directory) > 0 {
-		cmd = NewCommand(repo.Ctx, "ls-files").AddDynamicArguments("--with-tree="+branch).AddDynamicArguments("--directory").AddDynamicArguments(directory)
+		cmd = NewCommand(repo.Ctx, "ls-files", internal.CmdArg("--with-tree=" + branch), internal.CmdArg("--directory"), internal.CmdArg(directory))
 	}
+	
 	res, stderror, err := cmd.RunStdBytes(&RunOpts{Dir: repo.Path})
 	if err != nil {
 		return nil, err