The petition gathered over 150 signatories to letters urging Parson to commute Dorsey’s sentence to life without parole. According to The Kansas City Star, supporters included 72 corrections employees, five jurors, three Republican state representatives and former Missouri Supreme Court justice Michael Wolff, who originally upheld Dorsey’s death sentence in 2009.

The execution is scheduled to take place at 6 p.m. Tuesday and will be carried out by lethal injection