Or change the front and back door to the keypad locks and carry no keys.Put your keys on another small ring and attach that to the ring on the fob. The extra link allows everything to lay flat.
And reduce the number of keys. I rekeyed all the locks in my house, garage and shed, so I carry one key. Life is good.
This is what we did. I carry the smart keys for both cars and a plastic thing to get into my office after hours, thats it.Or change the front and back door to the keypad locks and carry no keys.