The draw was made this morning.
Should Rangers overcome Servette they will play the winner of the PSV v Sturm Graz tie.
Sturm are second in the Austrian Bundesliga with full points from just two games played so far.
PSV are very well known to Rangers fans with some fantastic games over the years.
The Eredivisie kicks off this weekend. Last season, PSV finished second to Feyenoord.
