Clef in linked staff doesn't appear if it is changed in original stave

1. Create Guitar score.
2. Change clef to 'Treble clef'.
3. 'Instruments'.
4. Click on stave.
5. 'Add Linked Staff'.
6. 'OK'.

Result: Clef doesn't appear in linked staff.

Using MuseScore 2.0 Nightly Build (9079e31) - Mac 10.7.5.