CafeKampuchia
Android Expert
Steve Kondik said:OnePlus is a startup just like us, and they are crazy ambitious. I'm not sure our long-term visions are necessarily converging based on the conversations we've had, but we're still going to support the [OnePlus] One. We're still behind them for this device, with plans to ship (Lollipop) next month, and I have no idea what the future holds beyond that. - Steve Kondik
Source: Steve Kondik on India, Micromax, and OnePlus | Android Central
It seems that customers in India will have to wait for OnePlus to out their own Android 5.0 ROM.