NSW Waratahs coach Dan McKellar insists his side are "on the right track" despite their Super Rugby season hanging by a thread after a crushing 21-14 defeat to the ACT Brumbies.

The Waratahs’ finals hopes are all but over after familiar problems with inaccuracy and ill-discipline proved costly in a 21-14 loss to the Brumbies in Sydney.

NSW Waratahs coach Dan McKellar insists his side are "on the right track" despite their Super Rugby season hanging by a thread after a crushing 21-14 defeat to the ACT Brumbies.