Apple has released Digital Camera RAW Update 6.06 for OS X Yosemite, which adds RAW file support for the following cameras:
- Canon PowerShot G3 X
- Leica Q (Typ 116)
- Panasonic LUMIX DMC-GX8
- Sony Alpha A7R II
- Sony Cyber-shot DSC-RX10 II
- Sony Cyber-shot DSC-RX100 IV
You can download the update via the Mac App Store updates pane.