The singer has been diagnosed with laryngitis and told by doctors to rest
In a statement Haydock Racecourse said
"We regret to announce that due to ill-health Paloma Faith has been forced to cancel the headline show at Haydock Park Racecourse on Friday 10th August.
"Racing will still go ahead as planned with gates opening at 15.45, first race at 17.45, the last race at 20.30 and a performance from You Win Again (a tribute to The Bee Gees)
"Unfortunately, Paloma Faith has been diagnosed with laryngitis. We had hoped that Paloma Faith’s show would go ahead as planned, however after seeing a doctor today, she is under orders to rest further.
"Our sincere apologies to all those who purchased tickets or hospitality. We would like to wish Paloma Faith a speedy recovery."
The singer has also issued a statement saying
"“I am so sorry to announce that under doctors’ orders I am unable to perform my 2 shows this weekend.
"I hate to disappoint my fans and apologise for any inconvenience caused.
"I do hope to continue my tour once recovered and look forward to seeing you in the future.
"All my love, Paloma”