(AP) — A first-degree murder trial has been postponed at the request of lawyers for a 32-year-old Wichita man accused of injecting another man with a lethal dose of meth.

Dang Sean was scheduled to stand trial this week in Sedgwick County District Court. The was continued Tuesday at the request of the defense. A new date for the trial has not been set.

Prosecutors say they plan to seek a Hard 50 prison sentence if Sean is convicted.

Sean is accused of injecting 34-year-old Shawn Lindsey with a lethal dose of meth on Jan. 11, 2013. Prosecutors allege that Lindsey was killed to settle a debt that may have involved illegal drug transactions.