diff --git a/weed/command/mount_std.go b/weed/command/mount_std.go
index 2dc9aa196..550921188 100644
--- a/weed/command/mount_std.go
+++ b/weed/command/mount_std.go
@@ -34,6 +34,10 @@ func runMount(cmd *Command, args []string) bool {
 		return false
 	}
 
+	if len(args)>0 {
+		return false
+	}
+
 	return RunMount(&mountOptions, os.FileMode(umask))
 }