diff --git a/builder/vmware/iso/builder.go b/builder/vmware/iso/builder.go
index 7958b5760..5eac23116 100755
--- a/builder/vmware/iso/builder.go
+++ b/builder/vmware/iso/builder.go
@@ -327,7 +327,7 @@ func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packe
 
 	// Compile the artifact list
 	var files []string
-	if b.config.RemoteType != "" {
+	if b.config.RemoteType != "" && b.config.Format != "" {
 		dir = new(vmwcommon.LocalOutputDir)
 		dir.SetOutputDir(b.config.OutputDir)
 		files, err = dir.ListFiles()