BLUFFTON, Ind. (WOWO): Add meth to the list of charges to against 21-year-old Breanna Arnold and 30-year-old Zachary Barnes.

Wednesday, the Wells County Prosecutor filed charges of dealing meth against the Bluffton couple, according to our partners in news at 21Alive.

Last week they were formally charged with six felony counts, including child neglect, altering a death scene and abuse of corpse. 

According to court documents, Arnold's three-year-old son, Owen Collins died under their care.

They allegedly wrapped the body in plastic and waited nearly a day to dispose of it by putting it in a box and burning it.

The badly burned body was found in rural Wells County Jan. 18.