I have the "listen for Hey Siri" thing enabled on my iPhone and also my MacBook. I would like to be able to use this to start playing music on the Macbook. But

I have the "listen for Hey Siri" thing enabled on my iPhone and also my MacBook. I would like to be able to use this to start playing music on the Macbook. But when I say hey siri, and both devices are in range, they both answer, then the macbook shuts off, and siri proceeds only on the iPhone.