Burnley won't have winger Johann Berg Gudmundsson and midfielder Steven Defour available for the weekend.
Johann Berg Gudmundsson picked up a knock in Burnley's FA Cup loss to Lincoln City last weekend, and has been ruled out of this weekend's trip to Hull City.
Burnley found itself on the wrong side of history in a 1-0 home loss to National League side Lincoln City.
Burnley found themselves trailing early but Robbie Brady opened his account with the Clarets scoring a fantastic free kick and the two sides played to a 1-1 draw.
Steven Defour will miss his second consecutive match due to a hamstring injury and will not be an option for Sean Dyche as Burnley host Chelsea on Sunday.
Jeff Hendrick was shown a straight red as Burnley were defeated 2-1 at Watford on Saturday.
Ashley Westwood has been signed by Burnley from Aston Villa on a three-and-a-half year deal with an option to extend the contract an additional year.
Burnley made a key acquisition on deadline day by agreeing to a deal with Norwich City that sees Robbie Brady join the Clarets for a fee of around £13m.
Substitute Sam Vokes scored a controversial late winner for Burnley to secure a 1-0 victory over Leicester City at Turf Moof on Tuesday.
Sean Dyche has confirmed that Dean Marney will miss the remainder of the season after he suffered anterior cruciate ligament damage at the Emirates on Sunday.
Sean Dyche admits the knee injury sustained by Dean Marney at the Emirates on Sunday "is a worry" although there's no indication currently on the extent of his problem.
Andre Gray scored a stoppage time penalty to draw Burnley level with Arsenal but the Clarets couldn't hold on and dropped a 2-1 decision in the 8th minute of stoppage time.
Scott Arfield has not been ruled out of Burnley's trip to Arsenal on Sunday but remains a major doubt while Johann Berg Gudmundsson has a slightly better chance of a return.
Joey Barton marked his return to the Premier League and Burnley with the goal which gave the Clarets a 1-0 win against Southampton.
Johann Berg Gudmundsson had to exit Burnley's FA Cup draw with Sunderland after pulling up with a hamstring injury, putting his status for Week 21 in doubt.