Changing bass note in chord track moves notes down

Changing the bass note in a chord track will lower the note one octave.

Steps to reproduce:

  1. Create a midi track and add a note (E3)
  2. Add a chord track
  3. Add a chord (Cmaj)
  4. Follow chord track in your midi track
  5. Now change the chord bass note to E (C/E)

Expected behaviour:
The E3 note should remain in position

Actual behaviour:
The E3 note will be lowered one octave to E2

Please see video for some example: