Laing had to go off with a thigh knock during the 2-0 defeat at Hamilton last Friday.
Midfielder Stuart Carswell is available after serving a ban and left-back Steven Hammell may return after a season spent struggling with groin injuries, having played another 90 minutes for the reserves on Monday.
However, Zaine Francis-Angol, Iain Vigurs and Paul Lawson remain on the sidelines.
Tenth-placed Ross County are six points clear off Motherwell in 11th and any result other than a loss would go a long way to guaranteeing their top-flight place for next season.
And County boss Jim McIntyre has had his options boosted by the return of on-loan Celtic midfielder Jackson Irvine following the Australian’s suspension.
Fellow-midfielder Rocco Quinn made his comeback from hip surgery off the bench in last weekend’s 2-1 loss at home to Partick Thistle and could be considered for a starting place.
Central defender Darren Barr (knee) remains on the sidelines, but County have no other injury concerns.