Former Rangers defender Richard Foster has joined Ross County after his contract at Ibrox expired.
Celtic's opening match of the new season against Ross County will be shown live on Sky Sports.
Ross County will begin their Premiership campaign with a trip to Celtic Park on August 1.
Ross County have strengthened their ranks for their fourth season in the Premiership by recruiting two more new faces.
Defender Darren Holden has agreed a two-year deal with Ross County and will join them on July 1 from Hartlepool United.
Derek Adams has been confirmed as Plymouth Argyle's new manager.
Ross County boss Jim McIntyre has made his second summer signing after snapping up Partick Thistle goalkeeper Scott Fox.
Ross County have signed midfielder Ian McShane from Queen of the South on a three-year contract.
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